CONICAL AND MULTI-STEP DRILLS

Conical Drills

CONICAL DRILLS IN HSS

The Polledri’s production includes a range of conical drills, long type - types S0-S1-S2-S3-S4 from Ø 3 to Ø 53. This tool have been built to drill flat materials of thickness till 2 mm and pipes till thickness 3 mm. With each tool a large range of holes can be produced on every kind of material without pre drilling.

Multi-Step Drills

Multi-Step Drills

This tool manufactured in HSS-E + TIN is used for making a large number of holes of different diameters in any material, ferrous or non ferrous. It is an improvement on the conical drills because the finish of the hole is exactly round and is very easy to use. It is widley used in every kind of industry: motor, electronics, mechanical, body repairs and metalwork.