1/4 inch Quick Change Hex Shank Countersink Drill Bit with Wrench 4pcs

Magnetic Pad Holds Tools For Working Repair Tool Magnetic Pad Holder Car Features： - These countersink drill bits works great in making a smooth hole. - High-speed steel material high quality with good durability for you to use. - Suitable for bore metal PVC wood plank aluminium alloy or plastic board. - An essential hardware tool for DIY or the professional wood worker. - It includes 4 sizes in one drill bit set (#6 #8 #10 and #12) which meet your different needs perfectly. - Very convenient to change the bits with the included mini hex wrench which loosens and tightens the bits to hold and release as needed. Specifications: - Drill Bit Material: HSS-4241 (High-speed steel) - Black Chamfer Drill Body Material : 45# Steel - Hex Shank Diameter : 1/4 (6.35mm) - Size : 6# (2.38mm) 8# (2.78mm) 10# (3.175mm) 12# (3.56mm) Package includes : 1 x Countersink Drill Bit 6# 1 x Countersink Drill Bit 8# 1 x Countersink Drill Bit 10# 1 x Countersink Drill Bit 12# 1 x Mini Hex Wrench