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About the definition of straight shank twist drill
- Jan 09, 2018 -

Straight shank twist drill twist drill is the most widely used twist drill, because the straight shank type is more conducive to processing in the market so the production and sales of the most widely straight shank twist drill. Straight shank twist drill according to their different functions, can be divided into three parts: drill shank for clamping parts, and used to pass the required drilling power (torque and axial force). The drill neck is located at the transition between the tool body and the shank. Usually used as a grinding wheel retractable empty Slot. Drill bit of the working part. By the cutting part (ie, drill tip) and the guide part.