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Counterbore
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Key T08P L013 T09P L013 T09P L015 T10P L02 T15P L025

Screw S025025 S02503 S0303 S0405 S0506
d C02506 C03007 C03008 C03510 C04012

0.12 0.13 0.13 0.15 0.18 0.21 0.19 0.25 0.32 0.26 0.34 YIH TROUN ENTERPRISE CO.,LTD

L2 3.1 3.6 4.2 5.3 6.4 8.4 7.4 8.4 10.3

L1 15 20 16 21 20 25 22 25 30 35
Dimensions (mm) L d D1 70 8 7.4 90 80 10 9.4 100 80 11.3 110 12 80 100 15.4 16 130 100 20 19.0 140

4 In 1 Counter Bore Shank Insert P . 234 - 236 Cutting Data P . 238 14 Screw Dimensions Order code D INCH MM 1/8 14-0803-70 3.0 8 3.5 - 14-0803-90 14-1004-80 10 3/16 4.0 14-1004-100 - 14-1206-80 5.0 12 6.0 1/4 14-1206-110 5/16 14-1208-80 7.0 16 - 14-1608-100 8.0 5/16 14-1608-130 14-2010-100 10 20 3/8 12 14-2010-140

• Bolt counter bore • 140° spot drill • Standard punch • 1 shank for different types of inserts * Patent Pending Punch counter bore Bolt counter bore INCH Can make 140° Spot for accurate drilling 140

Bolt counter bore MM small Up Chamfering Bolt Counter Bore Down Chamfering

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Product Design 4 main functions Bolt counter bore MM large Spot Drill YIH TROUN ENTERPRISE CO.,LTD

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