Metric Size Oil Hole Drills Are Designed For Heavy Duty Drilling Applications With Increased Speeds Of 30% Or More.
Metric Size Oil Hole Drills are made for long lasting strength, durability and dependability. Coolant holes on drills result in higher penetration rates. Solid Cobalt drills are used for heavy duty drilling in tough alloy steels, forgings and casting. Finished with TiAIN Coating for longer life and higher temperature resistance. 140° drill tip angle provides excellent chip flow over entire cutting edge. Manufactured with right hand (clockwise) cut and Straight, 6mm shanks. Available in metric sizes of 3.5, 3.7, 3.8, 4, 6.8 and 9 millimeters in diameter. Imported.
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