Normally supplied for RH cutting, with tool type N, HSS twist drills have a point angle ground to 118o and a lip clearance angle of minimum 8o for smooth cutting operarions. Manufactured in different grades of High Speed Steels, the drills are available in various diameters. Intermediate diameters, if ordered, can also be supplied. Also, nonstandard or special drills are manufactured against specific orders.
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Normally supplied for RH cutting, with tool type N, HSS twist drills have a point angle ground to 118o and a lip clearance angle of minimum 8o for smooth cutting operarions. Manufactured in different grades of High Speed Steels, the drills are available in various diameters. Intermediate diameters, if ordered, can also be supplied. Also, nonstandard or special drills are manufactured against specific orders.