METAL Cobalt DRILL BIT set 19PCS

Metal drill bits ground from solid extremely heat resistant cobalt-alloyed high speed steel produced according to DIN 338. Polished finish.

 

Split point shaped cutting tip with 135° angle for improved centring - no centre punch required.

 

5 % Cobalt content. Withstands high drilling heat.

 

Type N flute normal angle.

 

Suitable for drilling high alloy content steels and metals with tensile strengths over 1000 N/mm² like heat and acid proof steels and stainless steel.

 

3-flat shank from 5 mm diameter for better grip and prevents chuck slippage.

 

Colour: bronze.