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Ships within 48 hours · Estimated delivery Aug 17 - Aug 22
3 D4 10 50 4T 8 3R0
5 D6 15 50 3T 6R0
BB Diamond Drill Bit
a flat-bottom drill may be more appropriate
Precision Measured
BB NC Spot Drill Carbide Stub Center Bit 60 90 120 Degree 1-20mm Chamfer Location Prepare Guide Pilot Hole CNC Machine Tool Tip Angle:90° 3 D4 10 50 4TBB Spotting Drills 60,90,120 degree drill point. TiN coated HSS: For mild steel and other soft metals. Manual grinding. Solid carbide: Spotting and centering work on NC and CNC machine tools. It is not recommended to use the hand electric drill Suitable for use on steels, stainless steel, cast iron, plastic, brass. It's not only as a center drill but as a chamfer tool as well . For accurate spotting on Machines. Precise drill positioning. Short
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