NEIKO 10218A Countersink Drill Bit Set for Wood and Metal, 1/4” Tri-Flat Shank, 5 Piece Countersink Bits, M2 High Speed Steel

Additional Details from the Manufacturer

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More features

• PRECISION MACHINED TIPS: These countersink drill bits come with 1/4" tri-flat shanks with a precision-ground 82-degree tip for sinking holes into wood, machinable metals, mild steel, fiberglass plastic, and more and fit common handheld power drills.
• M2 HSS MATERIAL: Each metal countersink bit is made of high quality M2 HSS material for extended drill bit life and efficiently drills countersinks to help create strong joints between screw and material.
• FIVE-FLUTE DESIGN: Each of the 5 counter sink bits utilizes a five-flute design that reduces vibration for smoother drilling as found in woodworking with a 1/4-inch shank that allows easy gripping.
• BIT HOLDER CASE INCLUDED: Each countersink drill bit set comes with an aluminum case for carrying and easy storage.
• BIT SIZES: Each countersink tool set contains 1/4", 3/8", 1/2", 5/8", and 3/4" drill bits that are very commonly used.