Difference Between Taper Point Drill Bit and Straight ...
2020-9-3 · 1. Generally, the taper point drill bit is used for those with a diameter of more than 13mm, and those with straight handles are used for those below. The main consideration is the convenience of clamping and enough clamping force. It is obviously not cost-effective to make a small drill into a cone, so it is made into a straight shank.
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