10pcs High Speed Steel HSS Twist Drill Bits 4mm /4.5mm/5.0mm/5.5mm Drilling Tool for Stainless Steel Iron Plate Wood Plastic Aluminum(5.0mm)

HIGH QUALITY - Premium high speed steel material delivers excellent drilling effect, smooth drilling and less burrs. BE USED WITH - These HSS Twist Drill Bits Can be used with electric drill, cordless drill, pistol drill, etc. WIDE APPLICATION - Ideal for drilling on stainless steel, cast iron, sheet metal, steel plate, Angle iron; widely used in the drilling of stainless steel plate, automobile spring steel and die steel DURABLE TO USE - Hardened cutting edge effectively extends drill bits service life.Three-point positioning offers good precision, making drilling round holes easier. AFTER SALE GUARANTEE - We care for every customer's feeling. If this product does not meet or exceed your expectations, please do contact us first, we will solve the problem immediately.