Number #20 Double Ended M35 Cobalt Rivet Drill Bits Box Size:Box 20 Certified to Australian safety and

Certified to Australian safety and quality standards

it offers reliability

Provides protection against dust

Designed for use with Velcro-backed sanding discs

Number #20 Double Ended M35 Cobalt Rivet Drill Bits Box Size:Box 20 Certified to Australian safety andDeveloped to drill holes for rivets in flat and curved panels and are ideal for use in car body work and sheet metal fabrication. Cobalt increases the strength of the steel and makes it more heat resistant; this is an important factor in drilling hard materials because the friction of metal against metal can produce high temperatures that damage the material. Popular for pop rivet drilling applications Fully ground M35 HSS material increases drill