Drill bits for metal - 5 pcs, 1/4", P60

TRUPER metal drill bits are designed for grinding . Milling and grinding of carbon steel, cast iron, non-ferrous metals and alloys are used. They are made of abrasive - alumina with size P60. A set of 5 pieces with 1/4"connection is available.

Contents:

• A5 with a maximum speed of 45,000 rpm
• A25 with a maximum speed of 35,620 rpm
• A39 with a top speed of 47,250 rpm
• B52 with a maximum speed of 45 370 rpm
• B53 with a top speed of 25,470 rpm