ITEM NAME:3Pcs Hss 1/4 Hex Shank Blue Coated Step Drill Bit Cutting Tool Smoother Dri M8K8 3Pcs Hss 1/4 Hex Shank Blue Coated Step Drill Bit Cutting Tool Smoother Dri M8K8 Two-Flute Design Gives You Faster And Smoother Cutting For Long Life These Step Drill Bits Are perfect For Variety Of Materials From Metal, Plastic, Fiberglass To Wood They Also Help To Enlarge Existing Holes Type: Center Drill Bit DIY Supplies: Metalworking Use: Metal Drilling colour:Blue + silver Material:High speed steel Size:3-12mm:3, 4, 5, 6, 7, 8, 9, 10, 11, 12 mm 4-12mm:4, 6, 8, 10, 12 mm 4-20mm:4, 6, 8, 10, 12, 14, 16, 18, 20 mm Package Contents: 3*Step Drill Bit
