Ruko HSS Spiral Fluted Step Drill Bit with Split Point, Bright Finish, 4.0-12.0 mm Diameter, Size 0/9, 65.0 mm Length, R101050-9

• Point Cutting with split point DIN 1412 C
• Perfect for sheet metal up to 4 mm
• The rectificado CBN and design of the shavings so Spiral, Output Channels ensure optimal cut without noise, vibration or rebabas

Formwork drills made of abrasion-proof chrome vanadium steel. Big chip flow up The screwed-in shank guarantees a high running precision. On recommendation of the German Professional Organisation for woodworking it is suitable for all drilling works in the building trade. Applications: suitable for all drillings in soft wood, hard wood, thin boards, deal boards, beams, gypsum wallboards, light building boards, insulation and heat insulation materials.