Countersink COS112-0430-335C-SP345 MAPAL

【Features】
Using a flat shank unequal split blade (patent pending) cuts cutting resistance significantly and prevents burrs and thread collapse.
Suppresses chattering and improves surface roughness and roundness.

【Use】
Work material: carbon steel, alloy steel, stainless steel, cast iron, light alloy.

【Specification】
Effective blade diameter (mm): 4.3
Tip diameter (mm): 1.3
Total length (mm): 40
Shank diameter (mm): 4
Tip angle (°): 90
Surface treatment: Special Tin coating

【Specification2】
3 blades
Tip angle: 90°

【Material/Finish】
High speed steel (HSS)

【Set contents/accessories】
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【caution】
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