Forstner - Auger bit

Diamond studded dry drilling crowns with special wax filling. For ceramic, fine clay, granite, marble and other materials.

Twist drill, made of cobalt alloyd HSS-G, acc. to DIN 338, fully ground from the solid. Fitted with a special spiral for good chip removal and greasing materials. Crosswise sharpened acc. to DIN 1412C, point angle 135°

Rising by 0,5 mm
In plastic folding box
High true-running accuracy
High capacity twist drill bits, completely ground
For steel, cast steel, alloyed and non-alloyed (up to 900 N/mm²)

Titanium nitrified twist drill, fully ground from the solid, right hand cutting, with spiral type N. Crosswise sharpened acc. to DIN 1412C (from 3,0 mm) 118° for good centering and fast drilling. Tolerance of diameter h8. Professional hard-wearing coating for a long service life