Page 139 - Carmex - Inch Catalog 2022

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Tiny Tools

HK Broaching Tools for Hexagon Keys

Product Identification - Ordering Codes

HK 3 S30 L5 BMK

Hexagon Socket Size Grade
Keys S12 = 1.2 - 1.6 mm
S16 = 1.6 - 2.3 mm Maximum
Min. Bore Dia. S23 = 2.3 - 2.9 mm Cutting depth
S30 = 3.0 - 4.0 mm
1 = .05 - .06 S40 = 4.0 - 5.0 mm L2= .09 - .10
2 = .09 S50 = 5.0 - 8.0 mm L4 = .16
3 = .11 L5 = .22
4 = .15 L6 = .26
5 = .19 L9 = .37
Demonstration

Grade P M K N S H
BMK     
Alternative
D S Ordering Code L L1 R F Min. Holder
mm mm in Dia.
1.2-1.6 .050-.063 HK 1 S12 L2 2.0 .09 .002 .004 .05
4.0 SIM…H4
1.6-2.3 .063-.090 HK 1 S16 L2 2.0 .10 .002 .004 .06
2.3-2.9 .090-.114 HK 2 S23 L4 2.0 .16 .002 .053 .09
5.0 3.0-4.0 .118-.157 HK 3 S30 L5 2.0 .22 .002 .053 .11 SIM…H5
4.0-5.0 .157-.197 HK 4 S40 L6 2.0 .26 .004 .053 .15
7.0 5.0-8.0 .197-.315 HK 5 S50 L9 2.4 .37 .004 .053 .19 SIM…H7
S = Socket Size
Order example: HK 1 S12 L2 BMK
For additional holders see page A06-32 to 41
A06-31