KEENSERTS® Solid inserts
Keenserts® Metrical Solid Inserts
Series Miniature KNCM

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Series Miniature KNCM |
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Code Standard |
Dimensions | Install | Removal | ||||||||
Internal |
External |
L ±0.25 |
Z |
d1 prehole |
d3 C.Sink |
Ø d2 6H |
T Min. |
Ø Drill |
Depth | ||
KNCM2x0.4 KNCML2x0.4 |
M2x0.4 | M4x0.7 | 3 | 2.2 | 3.4 | +0.080 | 4.1 | M4x0.7 | 4.0 | 2.8 | 2.00 |
-0.025 | |||||||||||
KNCM2.5×0.45 KNCML2.5×0.45 |
M2.5×0.45 | M4.5×0.75 | 3.8 | 2.7 | 3.9 | +0.080 | 4.6 | M4.5×0.75 | 5.0 | 3.0 | 2.00 |
-0.025 | |||||||||||
KNCM3x0.5 KNCML3x0.5 |
M3x0.5 | M5x0.8 | 4.25 | 3.1 | 4.4 | +0.080 | 5.1 | M5x0.8 | 5.5 | 3.5 | 2.25 |
-0.025 | |||||||||||
KNCM4x0.7 KNCML4x0.7 |
M4x0.7 | M6x0.75 | 5.25 | 4.1 | 5.5 | +0.080 | 6.1 | M6x0.75 | 6.5 | 4.6 | 2.50 |
-0.025 | |||||||||||
Series Light KNM

Serie Light KNM |
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Code Standard |
Dimensions | Install | Removal | ||||||||
Internal |
External |
L ±0.30 |
L1 |
d1 prehole |
d3 C.Sink |
Ø d2 6H |
T Min. |
Ø Drill |
Depth | ||
KNM5x0.8 KNML5x0.8 |
M5x0.8 | M8x1.25 | 8 | 7.6 | 6.90 | +0.100 | 8.25 | M8x1.25 | 9.5 | 5.5 | 4.00 |
-0.025 | |||||||||||
KNM6x1 KNML6x1 |
M6x1.0 | M10x1.25 | 10 | 7.0 | 8.80 | +0.100 | 10.25 | M10x1.25 | 11.5 | 7.5 | 4.75 |
-0.025 | |||||||||||
KNM8x1 KNML8x1 |
M8x1 | M12x1.25 | 12 | 8.2 | 10.80 | +0.100 | 12.25 | M12x1.25 | 13.5 | 9.5 | 4.75 |
-0.025 | |||||||||||
KNM8x1.25 KNML8x1.25 |
M8x1.25 | M12x1.25 | 12 | 9.5 | 10.80 | +0.100 | 12.25 | M12x1.25 | 13.5 | 9.5 | 4.75 |
-0.025 | |||||||||||
KNM10x1.25 KNML10x1.25 |
M10x1.25 | M14x1.5 | 14 | 9.0 | 12.80 | +0.130 | 14.25 | M14x1.5 | 15.5 | 11.5 | 4.75 |
-0.025 | |||||||||||
KNM10x1.5 KNML10x1.5 |
M10x1.5 | M14x1.5 | 14 | 10.0 | 12.80 | +0.130 | 14.25 | M14x1.5 | 15.5 | 11.5 | 4.75 |
-0.025 | |||||||||||
KNM12x1.25 KNML12x1.25 |
M12x1.25 | M16x1.5 | 16 | 9.5 | 14.75 | +0.130 | 16.25 | M16x1.5 | 17.5 | 13.5 | 4.75 |
-0.025 | |||||||||||
KNM12x1.5 KNML12x1.5 |
M12x1.5 | M16x1.5 | 16 | 11.2 | 14.75 | +0.130 | 16.25 | M16x1.5 | 17.5 | 13.5 | 4.75 |
-0.025 | |||||||||||
KNM12x1.75 KNML12x1.75 |
M12x1.75 | M16x1.5 | 16 | 10.2 | 14.75 | +0.130 | 16.25 | M16x1.5 | 17.5 | 13.5 | 4.75 |
-0.025 |
Series HeavyDuty KNHM

Series HeavyDuty KNHM |
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Code Standard |
Dimensions | Install | Removal | ||||||||
Internal |
External |
L ±0.30 |
L1 |
d1 prehole |
d3 C.Sink |
Ø d2 6H |
T Min. |
Ø Drill |
Depth | ||
KNHM4x0.7 KNHML4x0.7 |
M4x0.7 | M8x1.25 | 8 | 8.0 | 6.9 | +0.100 | 8.25 | M8x1.25 | 9.5 | 5.5 | 4.00 |
-0.025 | |||||||||||
KNHM5x0.8 KNHML5x0.8 |
M5x0.8 | M10x1.25 | 10 | 8.7 | 8.8 | +0.100 | 10.25 | M10x1.25 | 11.5 | 7.5 | 4.75 |
-0.025 | |||||||||||
KNHM6x1.0 KNHML6x1.0 |
M6x1.0 | M12x1.25 | 12 | 9.5 | 10.8 | +0.100 | 12.25 | M12x1.25 | 13.5 | 9.5 | 4.75 |
-0.025 | |||||||||||
KNHM8x1.25 KNHML8x1.25 |
M8x1.25 | M14x1.5 | 14 | 10.0 | 12.8 | +0.100 | 14.25 | M14x1.5 | 15.5 | 11.5 | 4.75 |
-0.025 | |||||||||||
KNHM10x1.25 KNHML10x1.25 |
M10x1.25 | M16x1.5 | 16 | 10.0 | 14.8 | +0.130 | 16.25 | M16x1.5 | 17.5 | 13.5 | 4.75 |
-0.025 | |||||||||||
KNHM10x1.5 KNHML10x1.5 |
M10x1.5 | M16x1.5 | 16 | 10.0 | 14.8 | +0.130 | 16.25 | M16x1.5 | 17.5 | 13.5 | 4.75 |
-0.025 | |||||||||||
KNHM12x1.25 KNHML12x1.25 |
M12x1.25 | M18x1.5 | 18 | 10.7 | 16.8 | +0.130 | 18.25 | M18x1.5 | 19.5 | 15.5 | 4.75 |
-0.025 | |||||||||||
KNHM12x1.5 KNHML12x1.5 |
M12x1.5 | M18x1.5 | 18 | 10.7 | 16.8 | +0.130 | 18.25 | M18x1.5 | 19.5 | 15.5 | 4.75 |
-0.025 | |||||||||||
KNHM12x1.75 KNHML12x1.75 |
M12x1.75 | M18x1.5 | 18 | 10.7 | 16.8 | +0.130 | 18.25 | M18x1.5 | 19.5 | 15.5 | 4.75 |
-0.025 | |||||||||||
KNHM14x1.5 KNHML14x1.5 |
M14x1.5 | M20X1.5 | 20 | 12.4 | 17.85 | +0.130 | 20.25 | M20x1.5 | 22.5 | 17.50 | 4.75 |
-0.025 | |||||||||||
KNHM14x2.0 KNHML14x2.0 |
M14x2.0 | M20X1.5 | 20 | 12.4 | 17.85 | +0.130 | 20.25 | M20x1.5 | 22.5 | 17.50 | 4.75 |
-0.025 | |||||||||||
KNHM16x2.0 KNHML16x2.0 |
M16x2.0 | M22x1.5 | 22 | 12.4 | 20.5 | +0.130 | 22.25 | M22x1.5 | 24.5 | 17.75 | 4.75 |
-0.025 | |||||||||||
KNHM18x1.5 KNHML18x1.5 |
M18x1.5 | M24x2.0 | 24 | 16.8 | 28 | +0.130 | 30.25 | M30x2.0 | 34.5 | 25.75 | 6.35 |
-0.025 | |||||||||||
KNHM20x1.5 KNHML20x1.5 |
M20x1.5 | M30x2.0 | 30 | 17.5 | 28 | +0.130 | 30.25 | M30x2.0 | 34.5 | 25.75 | 6.35 |
-0.025 | |||||||||||
KNHM20x2.5 KNHML20x2.5 |
M20x2.5 | M30x2.0 | 30 | 17.5 | 28 | +0.130 | 30.25 | M30x2.0 | 34.5 | 25.75 | 6.35 |
-0.025 | |||||||||||
KNHM24x3.0 KNHML24x3.0 |
M24x3.0 | M33x2.0 | 33 | 19.0 | 28 |
+0.130 |
33.25 | M33x2.0 | 37.5 | 28.75 | 6.35 |
Other sizes available, see PDF catalogue
Number of Keys: 2 up to M6, 4 from M8 – M12
Standard Material: Insert 303 CRES – Keys 302 CRES
Internal Thread: 5H
Keenserts® UN Solid Inserts
Series Miniature KNC

Series Miniature KNC |
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Code Standard |
Dimensions | Install | Removal | ||||||||
Internal Ød 3B |
External ØD 2A |
L | Z | d1 prehole |
d3 C.Sink |
_Ød2_ | T Min. |
Ø Drill |
Depth | ||
KNCA0256J KNCAL0256J |
2-56 UNJC |
8-32 UNF |
.12 | .088 | .134 | +.003 -.001 |
.166 | 8-32 UNF |
.140 | .113 | 1/16 |
KNCA0440J KNCAL0440J |
4-40 UNJC |
10-32 UNF |
.17 | .125 | .161 | +.003 -.001 |
.194 | 10-32 UNF |
.160 | #29 (.136) |
3/32 |
KNC0632J KNCL0632J |
6-32 UNJC |
12-28 UNF |
.17 | .125 | .187 | +.003 -.001 |
.220 | 12-28 UNF |
.160 | #21 (.159) |
3/32 |
KNCA0832J KNCAL0832J |
8-32 UNJC |
1/4-28 UNF |
.22 | .175 | .228 | +.003 -.001 |
.255 | 1/4-28 UNF |
.210 | #8 (.199) |
1/8 |
Series Light KN

Series Light KN |
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Code Standard |
Dimensions | Install | Removal | ||||||||
Internal Ød 3B |
External ØD |
L | L1 | d1 prehole |
d3 C.Sink |
Ø d2 | T Min. |
Ø Drill |
Depth | ||
KN1024J KNL1024J |
10-24 UNJC |
5/16-18 | .31 | .31 | .272 | .323 | 5/16-18 | .37 | 7/32 | 5/32 | |
KN1032J KNL1032J |
10-32 UNJF |
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KN420J KNL420J |
1/4-20 UNJC |
3/8-16 | .37 |
.36 .33 |
.332 | .385 | 3/8-16 | .43 | 9/32 | 3/16 | |
KN428J KNL428J |
1/4-28 UNJF |
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KN518J KNL518J |
5/16-18 UNJC |
7/16-14 | .43 |
.37 .34 |
.397 | .447 | 7/16-14 | .5 | 11/32 | 3/16 | |
KN524 KNL524 |
5/16-24 UNJF |
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KN616J KNL616J |
3/8-16 UNJC |
1/2-13 | .50 | .40 .36 |
.453 | .510 | 1/2-13 | .56 | 13/32 | 3/16 | |
KN624J KNL624J |
3/8-24 UNJF |
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KN714J KNL714J |
7/16-14 UNJC |
9/16-12 | .56 |
.45 .41 |
.516 | .572 | 9/16-12 | .62 | 15/32 | 3/16 | |
KN720J KNL720J |
7/16-20 UNJF |
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KN813J KNL813J |
1/2-13 UNJC |
5/8-11 | .62 |
.47 .42 |
.578 | .635 | 5/8-11 | .68 | 17/32 | 3/16 | |
KN820J KNL820J |
1/2-20 UNJF |
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Series Heavy Duty KNH

Series Heavy Duty KNH |
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Code Standard |
Dimensions | Install | Removal | ||||||||
Internal Ød 3B |
External ØD |
L | L1 | d1 prehole |
d3 C.Sink |
Ø d2 | T Min. |
Ø Drill |
Depth | ||
KNH0832J KNHL0832J |
8-32 UNJC |
5/16-18 | .31 | .29 | .272 | .323 | 5/16-18 | .37 | 7/32 | 1/8 | |
KNH1024J KNHL1024J |
10-24 UNJC |
3/8-16 | .37 |
.31 .31 |
.332 | .385 | 3/8-16 | .37 | 9/32 | 1/8 | |
KNH1032J KNHL1032J |
10-32 UNJF |
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KNH420J KNHL420J |
1/4-20 UNC |
7/16-14 | .43 |
.36 .33 |
.397 | .447 | 7/16-14 | .43 | 11/32 | 3/16 | |
KNH428J KNHL428J |
1/4-28 UNJF |
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KNH518J KNHL518J |
5/16-18 UNJC |
1/2-13 | .50 |
.37 .34 |
.453 | .510 | 1/2-13 | .50 | 13/32 | 3/16 | |
KNH524J KNHL524J |
5/16-24 UNJF |
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KNH616J KNHL616J |
3/8-16 UNJC |
9/16-12 | .62 |
.41 .37 |
.516 | .572 | 9/16-12 | .56 | 15/32 | 3/16 | |
KNH624 KNHL624J |
3/8-24 UNJF |
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KNH714J KNHL714J |
7/16-14 UNJC |
5/8-11 | .68 |
.45 .42 |
.578 | .635 | 5/8-11 | .68 | 17/32 | 3/16 | |
KNH720J KNHL720J |
7/16-20 UNJF |
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KNH813J KNHL813J |
1/2-13 UNJC |
11/16-11 | .81 |
.47 .42 |
.641 | .700 | 11/16-11 | .75 | 19/32 | 3/16 | |
KNH820J KNHL820J |
1/2-20 UNJF |
Other sizes available, see PDF catalogue
Number of Keys: 2 up to 1/4″, 4 from 5/16”
Standard Material: Insert 303 CRES – Keys 302 CRES
Internal Thread: 3B