uxcell Step Drill Bit HSS 3mm to 13mm 11 Sizes Titanium Coated Straight Flutes Hex Shank for Metal Wood Plastic

About this itemShank Type 63mm Hex Shank Material High Speed Steel with Titanium Coated Drilling Diameters 3mm 4mm 5mm 6mm 7mm 8mm 9mm 10mm 11mm 12mm 13mmThis step drill bit is durable and strong enough to punch and drill clean holes in materials like metal wood etc It can also help to enlarge existing holes and clean edgesIt is Great for drilling holes for iron metal aluminum copper wood plastic PVC board and many other types of sheetsSuitable for handheld drilling rigs drilling machines milling machines and machining centers for metal sheet maintenance and modification bridge doors and windows home appliances etcNote High temperature will affect the working life please use coolant while drilling on metals to ensure the drill bit working properly Please keep it properly preserved Avoid falling the bits from high place See more product details