BI-METAL HOLE SAW SET HSS-Co 8% 8pcs 22-73mm BLACK LINE

Body made of thick steel with a rust-resistant, powder-coated finish. 
Progressive teeth made of HSS-Co M3 high-speed tool steel with 8% cobalt provide extended life and abrasion resistance,
and allow for efficient drilling of precise holes.
Feature variable tooth geometry for reduced-vibration drilling.
Side slots ensure optimal cooling and dust removal.
Designed for drilling through-holes in wood, plastics, plasterboards, stainless steel, and other metals.
Require an adapter and a centering drill.
Set in an aluminium case.

Technical data:
Quantity: 8pcs
Size: 22; 29; 35; 44; 67; 73mm
Teeth per inch TPI: 4-6
Cutting depth: 40mm
Weight: 1.5kg

Set contains:
6 x hole saw
2 x adapter with pilot drill 
1 x adapter nut