Your company account is blocked and you cannot place orders. If you have questions, please contact your company administrator.

Keylocking Thread Inserts

Quickly repair stripped, damaged or worn out threads with a new stronger thread using keylocking inserts. Keylocking inserts are easily installed using standard drills and taps. Once the locking keys are driven down, the insert is tightly locked and will not turn. Steel inserts are C1215, parkerized. Stainless inserts are 303, passivated. Internal threads are class 2B, external threads are 2A. Inserts with internal thread size 5?16 or M7 and larger have four locking keys. Smaller sizes have two locking keys. Solid inserts allow you to relocate or fill in holes that are too large. All the inserts listed are in stock for same day shipment.
Types
Material
Type
Minimum Tap Depth
Tool Type
Pack Qty.
Price
Steel
Heavy Duty
.37 in
KLI-64700
1
$3.13
In stock
Single pack
$3.13
ea

For large quantities or product modifications Request a Quote.

Steel
Heavy Duty
.37 in
KLI-64701
1
$2.27
In stock
Single pack
$2.27
ea

For large quantities or product modifications Request a Quote.

Steel
Heavy Duty
.43 in
KLI-64702
1
$2.33
In stock
Single pack
$2.33
ea

For large quantities or product modifications Request a Quote.

Steel
Heavy Duty
.50 in
KLI-64703
1
$2.54
In stock
Single pack
$2.54
ea

For large quantities or product modifications Request a Quote.

Steel
Heavy Duty
.56 in
KLI-64704
1
$2.86
In stock
Single pack
$2.86
ea

For large quantities or product modifications Request a Quote.

Steel
Heavy Duty
.68 in
KLI-64705
1
$3.75
Out of stock
Items will ship
when available.
Single pack
$3.75
ea

For large quantities or product modifications Request a Quote.

Steel
Heavy Duty
.68 in
KLI-64706
1
$4.34
In stock
Single pack
$4.34
ea

For large quantities or product modifications Request a Quote.

Steel
Heavy Duty
.94 in
KLI-64707
1
$5.76
Out of stock
Items will ship
when available.
Single pack
$5.76
ea

For large quantities or product modifications Request a Quote.

Steel
Heavy Duty
1.00 in
KLI-64708
1
$6.82
In stock
Single pack
$6.82
ea

For large quantities or product modifications Request a Quote.

Steel
Heavy Duty
1.31 in
KLI-64709
1
$9.47
In stock
Single pack
$9.47
ea

For large quantities or product modifications Request a Quote.

Steel
Heavy Duty
1.44 in
KLI-64710
1
$12.54
In stock
Single pack
$12.54
ea

For large quantities or product modifications Request a Quote.

Steel
Heavy Duty
1.56 in
KLI-64711
1
$25.58
In stock
Single pack
$25.58
ea

For large quantities or product modifications Request a Quote.

Steel
Heavy Duty
1.84 in
KLI-64713
1
$21.50
Out of stock
Items will ship
when available.
Single pack
$21.50
ea

For large quantities or product modifications Request a Quote.

Steel
Heavy Duty
2.06 in
KLI-64714
1
$70.40
Out of stock
Items will ship
when available.
Single pack
$70.40
ea

For large quantities or product modifications Request a Quote.

Steel
Thin
.37 in
KLI-64721
1
$2.27
In stock
Single pack
$2.27
ea

For large quantities or product modifications Request a Quote.

Steel
Thin
.43 in
KLI-64722
1
$2.33
In stock
Single pack
$2.33
ea

For large quantities or product modifications Request a Quote.

Steel
Thin
.50 in
KLI-64723
1
$2.54
In stock
Single pack
$2.54
ea

For large quantities or product modifications Request a Quote.

Steel
Thin
.56 in
KLI-64724
1
$2.86
In stock
Single pack
$2.86
ea

For large quantities or product modifications Request a Quote.

Steel
Thin
.62 in
KLI-64725
1
$3.75
Out of stock
Items will ship
when available.
Single pack
$3.75
ea

For large quantities or product modifications Request a Quote.

Steel
Thin
.68 in
KLI-64726
1
$4.34
In stock
Single pack
$4.34
ea

For large quantities or product modifications Request a Quote.

Steel
Extra Heavy Duty
.37 in
KLI-64731
1
$22.43
In stock
Single pack
$22.43
ea

For large quantities or product modifications Request a Quote.

Steel
Extra Heavy Duty
.43 in
KLI-64734
1
$10.15
Out of stock
Items will ship
when available.
Single pack
$10.15
ea

For large quantities or product modifications Request a Quote.

Steel
Extra Heavy Duty
.50 in
KLI-64735
1
$28.25
In stock
Single pack
$28.25
ea

For large quantities or product modifications Request a Quote.

Steel
Extra Heavy Duty
.56 in
KLI-64736
1
$27.55
In stock
Single pack
$27.55
ea

For large quantities or product modifications Request a Quote.

Steel
Extra Heavy Duty
.75 in
KLI-64738
1
$34.73
In stock
Single pack
$34.73
ea

For large quantities or product modifications Request a Quote.

Steel
Extra Heavy Duty
1.00 in
KLI-64740
1
$15.95
In stock
Single pack
$15.95
ea

For large quantities or product modifications Request a Quote.

Steel
Solid
.37 in
KLI-64801
1
$14.76
Out of stock
Items will ship
when available.
Single pack
$14.76
ea

For large quantities or product modifications Request a Quote.

Steel
Solid
.37 in
KLI-64802
1
$15.70
Out of stock
Items will ship
when available.
Single pack
$15.70
ea

For large quantities or product modifications Request a Quote.

Steel
Solid
.50 in
KLI-64804
1
$20.84
Out of stock
Items will ship
when available.
Single pack
$20.84
ea

For large quantities or product modifications Request a Quote.

Steel
Solid
.68 in
KLI-64806
1
$26.06
Out of stock
Items will ship
when available.
Single pack
$26.06
ea

For large quantities or product modifications Request a Quote.

Steel
Solid
1.00 in
KLI-64809
1
$54.96
Out of stock
Items will ship
when available.
Single pack
$54.96
ea

For large quantities or product modifications Request a Quote.

Steel
Solid
1.31 in
KLI-64810
1
$66.05
Out of stock
Items will ship
when available.
Single pack
$66.05
ea

For large quantities or product modifications Request a Quote.

Steel
Heavy Duty
.37 in
KLI-64701
1
$2.27
In stock
Single pack
$2.27
ea

For large quantities or product modifications Request a Quote.

Steel
Heavy Duty
.43 in
KLI-64702
1
$2.33
In stock
Single pack
$2.33
ea

For large quantities or product modifications Request a Quote.

Steel
Heavy Duty
.50 in
KLI-64703
1
$2.54
In stock
Single pack
$2.54
ea

For large quantities or product modifications Request a Quote.

Steel
Heavy Duty
.56 in
KLI-64704
1
$2.86
In stock
Single pack
$2.86
ea

For large quantities or product modifications Request a Quote.

Steel
Heavy Duty
.68 in
KLI-64705
1
$3.75
In stock
Single pack
$3.75
ea

For large quantities or product modifications Request a Quote.

Steel
Heavy Duty
.68 in
KLI-64706
1
$4.34
Out of stock
Items will ship
when available.
Single pack
$4.34
ea

For large quantities or product modifications Request a Quote.

Steel
Heavy Duty
1.00 in
KLI-64708
1
$6.82
In stock
Single pack
$6.82
ea

For large quantities or product modifications Request a Quote.

Steel
Heavy Duty
1.31 in
KLI-64709
1
$9.47
In stock
Single pack
$9.47
ea

For large quantities or product modifications Request a Quote.

Steel
Heavy Duty
1.44 in
KLI-64710
1
$4.70
In stock
Single pack
$4.70
ea

For large quantities or product modifications Request a Quote.

Steel
Heavy Duty
1.56 in
KLI-64712
1
$25.58
Out of stock
Items will ship
when available.
Single pack
$25.58
ea

For large quantities or product modifications Request a Quote.

Steel
Heavy Duty
2.06 in
KLI-64714
1
$70.40
In stock
Single pack
$70.40
ea

For large quantities or product modifications Request a Quote.

Steel
Heavy Duty
2.28 in
KLI-64716
1
$125.48
Out of stock
Items will ship
when available.
Single pack
$125.48
ea

For large quantities or product modifications Request a Quote.

Steel
Thin
.37 in
KLI-64721
1
$2.27
In stock
Single pack
$2.27
ea

For large quantities or product modifications Request a Quote.

Steel
Thin
.43 in
KLI-64722
1
$2.33
In stock
Single pack
$2.33
ea

For large quantities or product modifications Request a Quote.

Steel
Thin
.50 in
KLI-64723
1
$0.95
In stock
Single pack
$0.95
ea

For large quantities or product modifications Request a Quote.

Steel
Thin
.56 in
KLI-64724
1
$2.86
In stock
Single pack
$2.86
ea

For large quantities or product modifications Request a Quote.

Steel
Thin
.62 in
KLI-64725
1
$3.75
In stock
Single pack
$3.75
ea

For large quantities or product modifications Request a Quote.

Steel
Thin
.68 in
KLI-64726
1
$4.34
In stock
Single pack
$4.34
ea

For large quantities or product modifications Request a Quote.

Steel
Extra Heavy Duty
.56 in
KLI-64736
1
$28.66
Out of stock
Items will ship
when available.
Single pack
$28.66
ea

For large quantities or product modifications Request a Quote.

Steel
Extra Heavy Duty
1.00 in
KLI-64740
1
$15.95
In stock
Single pack
$15.95
ea

For large quantities or product modifications Request a Quote.

Steel
Thin
13.5 mm
KLI-64753
1
$4.14
In stock
Single pack
$4.14
ea

For large quantities or product modifications Request a Quote.

Steel
Thin
15.5 mm
KLI-64755
1
$5.13
In stock
Single pack
$5.13
ea

For large quantities or product modifications Request a Quote.

Steel
Heavy Duty
22.5 mm
KLI-64770
1
$13.48
In stock
Single pack
$13.48
ea

For large quantities or product modifications Request a Quote.

Stainless Steel
Heavy Duty
.37 in
KLI-64700
1
$3.54
In stock
Single pack
$3.54
ea

For large quantities or product modifications Request a Quote.

Stainless Steel
Heavy Duty
.37 in
KLI-64701
1
$2.90
Out of stock
Items will ship
when available.
Single pack
$2.90
ea

For large quantities or product modifications Request a Quote.

Stainless Steel
Heavy Duty
.43 in
KLI-64702
1
$4.21
In stock
Single pack
$4.21
ea

For large quantities or product modifications Request a Quote.

Stainless Steel
Heavy Duty
.50 in
KLI-64703
1
$6.20
In stock
Single pack
$6.20
ea

For large quantities or product modifications Request a Quote.

Stainless Steel
Heavy Duty
.56 in
KLI-64704
1
$7.29
In stock
Single pack
$7.29
ea

For large quantities or product modifications Request a Quote.

Stainless Steel
Heavy Duty
.68 in
KLI-64705
1
$10.96
Out of stock
Items will ship
when available.
Single pack
$10.96
ea

For large quantities or product modifications Request a Quote.

Stainless Steel
Heavy Duty
.68 in
KLI-64706
1
$13.29
In stock
Single pack
$13.29
ea

For large quantities or product modifications Request a Quote.

Stainless Steel
Heavy Duty
.94 in
KLI-64707
1
$14.23
Out of stock
Items will ship
when available.
Single pack
$14.23
ea

For large quantities or product modifications Request a Quote.

Stainless Steel
Heavy Duty
1.00 in
KLI-64708
1
$17.18
Out of stock
Items will ship
when available.
Single pack
$17.18
ea

For large quantities or product modifications Request a Quote.

Stainless Steel
Heavy Duty
1.31 in
KLI-64709
1
$9.75
Out of stock
Items will ship
when available.
Single pack
$9.75
ea

For large quantities or product modifications Request a Quote.

Stainless Steel
Heavy Duty
1.44 in
KLI-64710
1
$53.16
Out of stock
Items will ship
when available.
Single pack
$53.16
ea

For large quantities or product modifications Request a Quote.

Stainless Steel
Heavy Duty
1.56 in
KLI-64711
1
$57.17
Out of stock
Items will ship
when available.
Single pack
$57.17
ea

For large quantities or product modifications Request a Quote.

Stainless Steel
Thin
.37 in
KLI-64721
1
$3.95
In stock
Single pack
$3.95
ea

For large quantities or product modifications Request a Quote.

Stainless Steel
Thin
.43 in
KLI-64722
1
$4.28
In stock
Single pack
$4.28
ea

For large quantities or product modifications Request a Quote.

Stainless Steel
Thin
.50 in
KLI-64723
1
$6.82
In stock
Single pack
$6.82
ea

For large quantities or product modifications Request a Quote.

Stainless Steel
Thin
.56 in
KLI-64724
1
$8.35
In stock
Single pack
$8.35
ea

For large quantities or product modifications Request a Quote.

Stainless Steel
Thin
.68 in
KLI-64726
1
$13.37
In stock
Single pack
$13.37
ea

For large quantities or product modifications Request a Quote.

Stainless Steel
Extra Heavy Duty
.43 in
KLI-64734
1
$42.35
In stock
Single pack
$42.35
ea

For large quantities or product modifications Request a Quote.

Stainless Steel
Extra Heavy Duty
.50 in
KLI-64735
1
$43.15
Out of stock
Items will ship
when available.
Single pack
$43.15
ea

For large quantities or product modifications Request a Quote.

Stainless Steel
Extra Heavy Duty
.56 in
KLI-64736
1
$42.86
In stock
Single pack
$42.86
ea

For large quantities or product modifications Request a Quote.

Stainless Steel
Extra Heavy Duty
.75 in
KLI-64738
1
$54.16
Out of stock
Items will ship
when available.
Single pack
$54.16
ea

For large quantities or product modifications Request a Quote.

Stainless Steel
Heavy Duty
.37 in
KLI-64701
1
$3.87
In stock
Single pack
$3.87
ea

For large quantities or product modifications Request a Quote.

Stainless Steel
Heavy Duty
.50 in
KLI-64703
1
$2.91
Out of stock
Items will ship
when available.
Single pack
$2.91
ea

For large quantities or product modifications Request a Quote.

Stainless Steel
Heavy Duty
.56 in
KLI-64704
1
$7.29
Out of stock
Items will ship
when available.
Single pack
$7.29
ea

For large quantities or product modifications Request a Quote.

Stainless Steel
Heavy Duty
.68 in
KLI-64705
1
$10.96
Out of stock
Items will ship
when available.
Single pack
$10.96
ea

For large quantities or product modifications Request a Quote.

Stainless Steel
Heavy Duty
.68 in
KLI-64706
1
$6.23
Out of stock
Items will ship
when available.
Single pack
$6.23
ea

For large quantities or product modifications Request a Quote.

Stainless Steel
Heavy Duty
1.00 in
KLI-64708
1
$8.04
In stock
Single pack
$8.04
ea

For large quantities or product modifications Request a Quote.

Stainless Steel
Heavy Duty
1.31 in
KLI-64709
1
$20.84
In stock
Single pack
$20.84
ea

For large quantities or product modifications Request a Quote.

Stainless Steel
Thin
.37 in
KLI-64721
1
$3.95
In stock
Single pack
$3.95
ea

For large quantities or product modifications Request a Quote.

Stainless Steel
Thin
.43 in
KLI-64722
1
$2.00
Out of stock
Items will ship
when available.
Single pack
$2.00
ea

For large quantities or product modifications Request a Quote.

Stainless Steel
Thin
.50 in
KLI-64723
1
$6.82
Out of stock
Items will ship
when available.
Single pack
$6.82
ea

For large quantities or product modifications Request a Quote.

Stainless Steel
Thin
.56 in
KLI-64724
1
$4.41
Out of stock
Items will ship
when available.
Single pack
$4.41
ea

For large quantities or product modifications Request a Quote.

Stainless Steel
Thin
.62 in
KLI-64725
1
$12.90
In stock
Single pack
$12.90
ea

For large quantities or product modifications Request a Quote.

Stainless Steel
Thin
.68 in
KLI-64726
1
$14.02
Out of stock
Items will ship
when available.
Single pack
$14.02
ea

For large quantities or product modifications Request a Quote.

Stainless Steel
Heavy Duty
.37 in
KLI-64700
1
$2.73
Out of stock
Items will ship
when available.
Single pack
$2.73
ea

For large quantities or product modifications Request a Quote.

Stainless Steel
Heavy Duty
.43 in
KLI-64702
1
$6.29
Out of stock
Items will ship
when available.
Single pack
$6.29
ea

For large quantities or product modifications Request a Quote.

Stainless Steel
Heavy Duty
.50 in
KLI-64703
1
$4.48
Out of stock
Items will ship
when available.
Single pack
$4.48
ea

For large quantities or product modifications Request a Quote.

Stainless Steel
Heavy Duty
.56 in
KLI-64704
1
$11.01
In stock
Single pack
$11.01
ea

For large quantities or product modifications Request a Quote.

Stainless Steel
Thin
.37 in
KLI-64721
1
$6.08
Out of stock
Items will ship
when available.
Single pack
$6.08
ea

For large quantities or product modifications Request a Quote.

Stainless Steel
Thin
.43 in
KLI-64722
1
$2.94
Out of stock
Items will ship
when available.
Single pack
$2.94
ea

For large quantities or product modifications Request a Quote.

Stainless Steel
Thin
.50 in
KLI-64723
1
$9.56
In stock
Single pack
$9.56
ea

For large quantities or product modifications Request a Quote.

Stainless Steel
Thin
.56 in
KLI-64724
1
$11.01
Out of stock
Items will ship
when available.
Single pack
$11.01
ea

For large quantities or product modifications Request a Quote.

Stainless Steel
Thin
13.5 mm
KLI-64753
1
$17.09
In stock
Single pack
$17.09
ea

For large quantities or product modifications Request a Quote.

Stainless Steel
Heavy Duty
.37 in
KLI-64701
1
$6.08
Out of stock
Items will ship
when available.
Single pack
$6.08
ea

For large quantities or product modifications Request a Quote.

Stainless Steel
Thin
.37 in
KLI-64721
1
$6.08
In stock
Single pack
$6.08
ea

For large quantities or product modifications Request a Quote.

Steel
Heavy Duty
2.28 in
KLI-64716
1
$131.25
Out of stock
Items will ship
when available.
Single pack
$131.25
ea

For large quantities or product modifications Request a Quote.

Steel
Extra Heavy Duty
1.31 in
KLI-64741
1
$46.49
Out of stock
Items will ship
when available.
Single pack
$46.49
ea

For large quantities or product modifications Request a Quote.

Steel
Solid
.68 in
KLI-64807
1
$30.61
Out of stock
Items will ship
when available.
Single pack
$30.61
ea

For large quantities or product modifications Request a Quote.

Steel
Solid
1.00 in
KLI-64808
1
$37.07
Out of stock
Items will ship
when available.
Single pack
$37.07
ea

For large quantities or product modifications Request a Quote.

Steel
Extra Heavy Duty
1.31 in
KLI-64741
1
$46.49
In stock
Single pack
$46.49
ea

For large quantities or product modifications Request a Quote.

Stainless Steel
Heavy Duty
.43 in
KLI-64702
1
$1.98
Out of stock
Items will ship
when available.
Single pack
$1.98
ea

For large quantities or product modifications Request a Quote.

Stainless Steel
Heavy Duty
.37 in
KLI-64701
1
$6.08
Out of stock
Items will ship
when available.
Single pack
$6.08
ea

For large quantities or product modifications Request a Quote.

Stainless Steel
Thin
.43 in
KLI-64722
1
$2.94
Out of stock
Items will ship
when available.
Single pack
$2.94
ea

For large quantities or product modifications Request a Quote.

Steel
Thin
9.5 mm
KLI-64751
1
$1.00
Out of stock
Items will ship
when available.
Single pack
$1.00
ea

For large quantities or product modifications Request a Quote.

Steel
Thin
11.5 mm
KLI-64752
1
$1.00
Out of stock
Items will ship
when available.
Single pack
$1.00
ea

For large quantities or product modifications Request a Quote.

Steel
Thin
13.5 mm
KLI-64753
1
$1.00
Out of stock
Items will ship
when available.
Single pack
$1.00
ea

For large quantities or product modifications Request a Quote.

Steel
Thin
15.5 mm
KLI-64755
1
$1.00
Out of stock
Items will ship
when available.
Single pack
$1.00
ea

For large quantities or product modifications Request a Quote.

Steel
Thin
17.5 mm
KLI-64756
1
$1.00
Out of stock
Items will ship
when available.
Single pack
$1.00
ea

For large quantities or product modifications Request a Quote.

Steel
Heavy Duty
9.5 mm
KLI-64763
1
$1.00
Out of stock
Items will ship
when available.
Single pack
$1.00
ea

For large quantities or product modifications Request a Quote.

Steel
Heavy Duty
12.5 mm
KLI-64764
1
$1.00
Out of stock
Items will ship
when available.
Single pack
$1.00
ea

For large quantities or product modifications Request a Quote.

Steel
Heavy Duty
14.5 mm
KLI-64765
1
$1.00
Out of stock
Items will ship
when available.
Single pack
$1.00
ea

For large quantities or product modifications Request a Quote.

Steel
Heavy Duty
16.5 mm
KLI-64766
1
$1.00
Out of stock
Items will ship
when available.
Single pack
$1.00
ea

For large quantities or product modifications Request a Quote.

Steel
Heavy Duty
18.5 mm
KLI-64767
1
$1.00
Out of stock
Items will ship
when available.
Single pack
$1.00
ea

For large quantities or product modifications Request a Quote.

Steel
Heavy Duty
20.5 mm
KLI-64769
1
$1.00
Out of stock
Items will ship
when available.
Single pack
$1.00
ea

For large quantities or product modifications Request a Quote.

Steel
Heavy Duty
22.5 mm
KLI-64770
1
$1.00
Out of stock
Items will ship
when available.
Single pack
$1.00
ea

For large quantities or product modifications Request a Quote.

Steel
Heavy Duty
24.5 mm
KLI-64771
1
$1.00
Out of stock
Items will ship
when available.
Single pack
$1.00
ea

For large quantities or product modifications Request a Quote.

Steel
Heavy Duty
34.5 mm
KLI-64773
1
$1.00
Out of stock
Items will ship
when available.
Single pack
$1.00
ea

For large quantities or product modifications Request a Quote.

Steel
Heavy Duty
37.5 mm
KLI-64775
1
$1.00
Out of stock
Items will ship
when available.
Single pack
$1.00
ea

For large quantities or product modifications Request a Quote.

Steel
Solid
14.5 mm
KLI-64823
1
$1.00
Out of stock
Items will ship
when available.
Single pack
$1.00
ea

For large quantities or product modifications Request a Quote.

Steel
Solid
20.5 mm
KLI-64826
1
$1.00
Out of stock
Items will ship
when available.
Single pack
$1.00
ea

For large quantities or product modifications Request a Quote.

Steel
Heavy Duty
16.5 mm
KLI-64766
1
$1.00
Out of stock
Items will ship
when available.
Single pack
$1.00
ea

For large quantities or product modifications Request a Quote.

Steel
Heavy Duty
18.5 mm
KLI-64767
1
$1.00
Out of stock
Items will ship
when available.
Single pack
$1.00
ea

For large quantities or product modifications Request a Quote.

Steel
Heavy Duty
20.5 mm
KLI-64769
1
$1.00
Out of stock
Items will ship
when available.
Single pack
$1.00
ea

For large quantities or product modifications Request a Quote.

Steel
Heavy Duty
24.5 mm
KLI-64771
1
$1.00
Out of stock
Items will ship
when available.
Single pack
$1.00
ea

For large quantities or product modifications Request a Quote.

Steel
Heavy Duty
26.5 mm
KLI-64772
1
$1.00
Out of stock
Items will ship
when available.
Single pack
$1.00
ea

For large quantities or product modifications Request a Quote.

Steel
Heavy Duty
34.5 mm
KLI-64773
1
$1.00
Out of stock
Items will ship
when available.
Single pack
$1.00
ea

For large quantities or product modifications Request a Quote.

Steel
Heavy Duty
36.5 mm
KLI-64774
1
$1.00
Out of stock
Items will ship
when available.
Single pack
$1.00
ea

For large quantities or product modifications