ATOZTOOLS 6 Pcs Countersink Drill Bit Set with Case 1/4'' Hex Shank HSS 5 Flute Countersink 90 Degree Center Punch Tool Sets
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6 Pcs Countersink Drill Bit Set with Case 1/4'' Hex Shank HSS 5 Flute Countersink 90 Degree Center Punch Tool Sets for Wood, Quick Change Bit 1/4” 5/16" 3/8” 1/2” 5/8” 3/4”Assortment of common, practical sizes 1/4", 5/16", 3/8", 1/2", 5/8", 3/4".90-degree tip drills clean, conical holes for screwheads to sit flat. Trailling flute automatically deburrs holes.1/4" hexagon shank, compatible with most handheld and bench drills.Five flute design eliminates chatter and vibration, improved efficiency. High speed steel body with titanium coating, better durability and corrosion resistanceUltimate bang for bucks: Please be reminded that the tool is NOT suitable for countersinking of hard metal. Ensure sufficient cooling and lubrication during operation.
