Titanium Coated HSS Drill bit Set,drill bits for metal rill set 99pc Steel High Speed Twist 1.5mm 10mm,drill metric 99,drill Wood Plastic and Aluminum

MATERIAL: High Speed Steel Surface, Titanium Coated, Containing 14 sizes: 1.5mm, 2mm, 2.5mm, 3mm, 3.2mm, 3.5mm, 4mm, 4.5mm, 5mm, 5.5mm, 6mm, 6.5mm, 8mm, 10mm. MATERIAL: High Speed Steel Surface, Titanium Coated, Containing 14 sizes: 1.5mm, 2mm, 2.5mm, 3mm, 3.2mm, 3.5mm, 4mm, 4.5mm, 5mm, 5.5mm, 6mm, 6.5mm, 8mm, 10mm. HIGH QUALITY: Cannabis-shaped groove, when drilling work in wood, aluminum and iron chip more smoothly; precise positioning, sharp and sturdy, long life. EXTREMELY HIGH HARDNESS: In the drilling work has excellent processing performance,All grinding sharp ligament sticky milling work hole smooth no burr. WIDELY APPLICATION: Apply to cast iron, copper, aluminum, plastic and wood. Ideal For DIY, Home And General Building/Engineering Using.