LENOX Varibit Step Drill 3mm-12.5mm 30881VB1 1 piece

Catalog number: 30881VB1 Features: ●The wavy two-blade type (patented) blade shape allows you to quickly drill accurate round holes with fewer burrs. ●The pilot drill at the tip reduces vibration and allows the drill to quickly capture the material. ●Hole drilling can be done quickly. ●The special blade shape improves chip removal, reduces heat build-up, and reduces blade wear, allowing for a long life. Applications: ●Iron, stainless steel (up to 3 mm). Specifications: ●Step width (mm): 3 ●Number of steps (steps): 13 ●Number of teeth (pieces): 2-blade ●Shank shape: For drilling ●Shank diameter (mm): 6.4 ●Drilling dimensions (φ): 3, 4, 4.5, 5.5, 6, 7, 8, 8.5, 9.5, 10, 11, 12, 12.5 ●Total length (mm): 73 ●Surface treatment: Non-coated ●Non-coated Material/Finish: ●Cobalt high speed steel Set contents/Accessories: ●- Caution: ●When drilling stainless steel, use at low speed.