115 Pcs HSS Jobber Length Drill Bits with 29pcs Fractional Sizes 1/16-1/2″ by 1/64″, 26 Letters Sizes A to Z, 60 Numbered Wire-Guage Size 1 to 60 Drilling Metal, Steel. With aggressive, these cobalt drills bits not only last longer while drilling but also cut faster than standard high-speed steel bits. It’s ideal for drilling cast iron, heat-treated steel, stainless steel and other hard materials. 135° split point for fast penetration and accurate starting with no punch. Retains hardness at high temperatures. Lasts 12x longer than standard 118° point drill bits Packed in a strong metal case. HSS Cobalt Jobber Length Drill Bits 29 fractional sizes 1/16″ to 1/2″ by 64ths;26 letter sizes A to Z;60 numbered wire-gauge sizes 1 to 60. Treated and finished with Ember Finished HSS Cobalt Steel. Split Point Cutting Angle for best drilling in Steel, Iron, Metal.. Manufactured from M35 cobalt steel, with molybdenum and cobalt added to creates a hardened alloy, measuring Rockwell hardness up to 67, for much faster cutting and extra longer life span, with up to twelve times when compared with an average HSS drill bit. Precision fully ground ensures chips moving smoothly, ultimate accuracy and performace. The item “115 Pcs HSS Cobalt Drill Bits Set M35 Co5% Jobber Length Twist Drill Bit steel” is in sale since Monday, June 10, 2019. This item is in the category “Home & Garden\Tools & Workshop Equipment\Power Tools\Drill Bits”. The seller is “maxcraft1688″ and is located in Chino Hills, California. This item can be shipped to United States.

• Model: MC-115P-CO
• Type: Metal
• MPN: MC-115P-CO
• Brand: HSS
• SIZE:: 29PCS 1/16-1/2 X 64TH;26PCS A-Z; 60PCS 1-60#