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Drilling times for a range of split point and Delta Point drills consistently showed that Delta Point bits were twice as fast in mild steel
Very low coefficient of friction
Use of water cooling will extend bit life
1/2") capacity
quick release thumb lock
Saber HSS-Co5 (Cobalt) TiN Coated Cross Hole Round Shank 90 Deg. Countersink Set Drilling times for a rangeSaber HSS Co5 (Cobalt) TiN Coated Cross Hole Round Shank 90 Deg. Countersink Set For countersinking and deburring in a wide range of materials including ferrous and non ferrous metals. The intersection of the hole and cone form the cutting edge on the tool. The cone is not truly symmetrical as it is essential that the cone retreats away from the cutting edge as the tool rotates. If this does not occur the cutting edge will lack clearance and rub