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Countersink Drill Bit Set 3Pcs 1/4 Inch 12/16/19mm Hex Shank 5 Flute 90 Degree Chamfering Countersink Bore Sets for Wood Metal Quick Change Bits
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Countersink Drill Bit Set 3Pcs 1/4 Inch 12/16/19mm Features
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【Material】Made of high-carbon steel with heat treatment for longer service life. high hardness and durability.
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【Quick-change Drill Bits】Chamfer set with quick change 1/4 inch hex shank. suitable for hand & power tools.
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【Smooth Cutting】5 flute design makes it easy to remove chips and clean holes during the drilling process, the cutting edges is not easy to blunt!
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【3Pcs Countersink Drill Bit Set】Commonly used sizes of countersink bits including 12mm/16mm/19mm(1/2'' 5/8'' 3/4''). Angle: 90 degree.
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【Widely Used】Great for sinking 90-degree holes into low hardness workpiece. suitable for drilling holes and chamfering soft material such as wood, plastic etc.
About Countersink Drill Bit Set 3Pcs 1/4 Inch 12/16/19mm
Specification: Material: High Carbon Steel (HCS) Type: Hex shank Drill Bit Chamfer Angle: 90° Shape: 5 Flute Surface treatment: Blackened Heat treatment: Overall High-frequency Quenching Handle diameter: 1/4inch (6.35mm) Hexagonal Handle Size: 12mm(1/2''), 16mm(5/8''), 19mm(3/4'') Features: [1] 90°angle on the point for sharp and precise countersink, 1/4" round shank fits all handheld and stationary drills. [2] 3 sizes in one drill bit set, which meet your different needs perfectly. suitable for all hand and motor drilling bits. [3] High hardness, fast cutting, wear high temperature. quick change system with standard 1/4 inch hex shank, five-blade chamfering with a groove. [4] 5 flute design reduces vibration for smoother drilling and extended life. used for metal chamfering and other processing for those of low hardness, like woods or plastic plate and soft metals. Note: Please do not use these chamfers on the high hardness metal material! Package Includes: 1 * 12mm Countersink Drill Bits 1 * 16mm Countersink Drill Bits 1 * 19mm Countersink Drill Bits
