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HSS Straight Shank Twist Drills are Named After Twists Because Their Chip Flutes are Spiral The twist drill bits material is generally high-speed tool steel or cemented carbide It is widely used in automobile manufacturing, mold, machinery, logistics, and other departments Let’s Learn About Manual Sharpening Techniques for Twist Drills Bits The sharpening head should […]

There is a big difference between taper shank drill bits and straight shank drill bits HSS straight shank twist drill bits are the most widely use hole processing tool Usually, the diameter ranges from 0.25 to 80 mm It mainly consists of a working part and a handle, the working part has two spiral grooves,

It is a type of power tool that can rotate and have an impact The electric hammer relies on rotation and hammering to work Compared with an electric hammer, an impact drill requires more pressure to drill into a hard material Impact Drill This is a kind of power tool that can rotate and impact