BINOAX 5 Pcs HSS Carbide Tip Drill Bit Saw Set 16/18.5/20/25/30mm

length : 65mm is_customized : Yes Use : Metal Drilling Material : High Speed Steel Model Number : TL00850-40+7D DIY Supplies : Woodworking Type : Countersink Drill Bit Brand Name : Binoax Origin : Mainland China Certification : CE 100% brand new and high quality Material: Drill Head: HSS 4241 with Titanium coating Intermediate chamfering drill body: Steel 45 Great drill accessory for any work shop backed by manufacturer #39;s lifetime warranty. Heat treated amp; tempered high-carbon steel with titanium coating for superior cutting power. Use on steel, aluminum amp; other metals, plastic or wood. Enlarge or countersink holes, deburr edges, 15-degree chamfer. Three Pointed Woodworking Drill Bit Diameter: 3mm, 4mm, 5mm, 6mm, 7mm, 8mm, 10mm/0.12 #34;, 0.16 #34;, 0.20 #34;, 0.24 #34;, 0.28 #34;, 0.31 #34;, 0.39 #34; (Approx.) Chamfer Diameter of 3mm, 4mm, 5mm, 6mm, 7mm Drill Bit: 15.8mm/0.62 #34; (Approx.) Chamfer Diameter of 8mm,10mm Drill Bit: 17.8mm/0.71 #34; (Approx.)