EZARC Countersink Drill Bit Set - 22PCS

Complete 22Piece SetEZARC countersink drill bit set includes 5pcs tapered countersink drill bits 4 6 8 10 12 3pcs self centering drill bits 6 8 10 3pcs replaceable HSS drill bits 2pcs wood plug cutters 38 12 4pcs S2 screwdriver bits 2pcs depth stop rings 38 12 2pcs hex keys and 1pc magnetic extension bit holder all neatly packed in a durable storage case Fast Clean Countersinking4Cutter chamfer countersink drill bits with M2 HSS and nitrided treatment ensure smooth cutting less vibration and a clean 82 finish Efficient for softwood and hardwood avoid prolonged use on hard wood Precision Self Centering Drill BitsEach self centering drill bit is engineered with a bevel guide springloaded alignment and dual side openings for accurate nowobble drilling Steel housing with black zinc and brass guide ensures durability for hinges and hardware AllinOne Drilling SolutionDrill countersink and counterbore in one step Depth stop rings ensure consistent depth knurled screws allow fast HSS bit replacementperfect for repetitive or professional tasks Wide Application for Pros DIY14 hex shank fits impact drivers power drills and bench drills Ideal for cabinetry hinges drawer slides shelf brackets and furnitureuse self centering bits for alignment then countersink bits for deeper pilot holes