29 Pcs Cobalt Drill Bit Set, M35 HSS Jobber Drill Bits, Fully Ground, Gold Oxide Finish, Size 1/16"-1/2" x64ths, 3 Flat Shank, for Stainless Steel, Cast Iron, Plastic, Wood with Round indexed case.

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• [CORE QUALITY / MATERIAL] : M35 with 5% Cobalt composition engineered for superior strength, Heat Resistance, and extended tool life when drilling tough materials, provide heavy duty performance and hard metal smooth drilling.
• [HIGH HEAT RESISTANCE] : Maintain sharpness under High temperature , reducing wear and preventing premature dulling during long term use. The golden oxide coating prevent rusting and wearing, gold oxide finish helps less heat to be generated ultimately leads to longer drill bit lifespan.
• [PRECISION DRILLING PERFORMANCE] : 135 degree split point tip minimizes walking and ensures Max self centring , accurate start on metal, wood, plastic and acrylic, resulting precise and faster hole drilling.
• [WIDE APPLICATION RANGE] : Ideal for stainless steel ,cast iron, aluminum ,hardwood, wood , plastic and Acrylic , perfect for machinists professionals and DIY users, 3 - Flat shank Prevent Slipping for stable grip, resulting faster and smooth drilling.
• [29 PCS SET WITH INDEX CASE] : Includes sizes from 1/16”- 1/2” in a durable indexed storage , organizer case for easy and quick access. Jobber length twist drill bits includes: Size : 1/16”, 5/64”, 3/32”, 7/64," 1/8”, 9/64” , 5/32”, 11/64”, 3/16" , 13/6" , 7/32" , 15/64", 1/4”, 17/64” , 9/32" , 19/64”, 5/16", 21/64", 11/32" 23/64" , 3/8" , 25/ 64" , 13/32" , 27/64" 7/16" , 29/64" , 15/32", 31/64" , 1/2”.