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Ships within 48 hours · Estimated delivery Oct 25 - Oct 30
43 inch x 0
better wear resistance and longer service life than ordinary drills
The mounting hole thread is deeper to install and fasten
the characteristics of insulation and high temperature resistance
6542 High-speed Steel 11mm Twist Drill Bit 200mm Length Black Oxide M3x7mmx1mm 43 inch x 01. It is made of 6542 HSS (high speed steel) steel, which has good toughness and hardness, is not easy to break, and is easy to remove chips. Black oxide surface treatment, good rust resistance long durability. 2. The spiral groove design can avoid the displacement of the drill bit during the working process, and at the same time, the debris can be removed more quickly and easily. Sharp cutting edges provide smooth cutting without burrs. 3. The twist
