Drill grinding tool 118 degree.
cults3d
Drill grinding tool 118 degree. For small and big drills. Partlist. - Base plate - Small drill holder - Big drill holder - (Threaded end rod m8x70mm) - (Wing nut m8) - (Nut m8) Damage the threaded end rod, to clamp the wing nut on the rod. Grinding process: Step 1: provide the cutting edge. ± 3 degree. See figure. Step 2: add chip removal angle, by moving the hand downwards. WARNING: - Work safely - Don't heated the drill point. Grinding will heat up the drill bit face. Have a cup of cool water by your bench grinder to dip the tip of the drill bit into to cool it off. If its too hot to handle, then you are probably weakening the integrity of the steel that your bit is made of. So keep it cool.
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