Number #20 Double Ended M35 Cobalt Rivet Drill Bits Box Size:Box 20 - Use instead of steel

- Use instead of steel wool

- Manufactured from Industrial Quality Brass Wire- Removes scale

Designed for use with Velcro-backed sanding discs

Built for strength and durability

Effective grinding requires fabricators to apply enough pressure at the correct angle to let the grains remove the most metal in the shortest time

Number #20 Double Ended M35 Cobalt Rivet Drill Bits Box Size:Box 20 - Use instead of steelDeveloped 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