Drill America D/A29J-CO-PC 29-Piece M42 Cobalt Drill Bit Set (1/16 - 1/2 in 64ths)

About this item

• Effortlessly grip the set in 1 hand as you would a travel coffee mug or leave it in the cup holder of your truck while on the way to a job
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• Cobalt drills excel at penetrating challenging materials with high tensile strength, such as stainless steel, Inconel, and titanium.
• Cobalt steel provides extended tool life compared to high-speed steel drill bits, and maintains the tool's toughness and hardness in high drilling temperatures
• Gold oxide finish acts as a lubricant and provides wear resistance
• Round shanks allow use with a wide variety of tool holding systems
• Manufactured to Aerospace Standard 907 and display high red hardness, permitting speeds up to 30% greater than with conventional M2 high speed steel
• When all hands are on deck, hang the drill index on your belt whether you're in the shop or field
• Set contains 29 m42 Cobalt Drill Bits sizes 1/16" - 1/2" x 1/64" increments
• Unique round drill index combines form and function into 1 beautifully designed, easy to carry drill set