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TT Series
Carbide drill for General Steels, Stainless Steels, Cast Irons
Features
Features

● Curved cutting edge design disperse the cuttingforce.it is not easy to cause chipping and wear due to stressconcentration,and facilitate chip removal.

● Nano composite Balzers-PT coating .superior wearesistance,longer tool life.

● Specially suitable for hole machining of carbon steel,alloy steel,stainless steeland other materials.

● Deep holedrill series L/D=12-30.

Srandard cutting conditions
Srandard cutting conditions