Ruko 126079 Cobalt Holesaw (For Steel) 79mm. So, this is top quality bimetal cobalt holesaws for mild and stainless steel wood and plasterboard. A 79mm (3-1/8″) HSS Holesaw with varied toothing with a maximum cutting depth of 38mm.
Cutting Edge: HSS
Jacket: Special Steel
Cutting Depth: up to max. 38mm (1-1/2″)
Cutting Teeth: HSS with varied toothing
My question is about the
