115 Piece Cobalt Drill Bit Set. Amazing Brand New Set in Factory-Sealed Box. 115 Piece 100% Cobalt Drill Bit Set lasts longer, cuts faster, than standard high-speed steel bits. Each of these cobalt drill bits retain their hardness up to 1000° F, so they’re ideal for drilling cast iron, heat-treated steel, stainless steel and other hard materials. Aggressive 135° tips make these cobalt bits cut fast. 29 fractional sizes 1/16″ to 1/2″ by 64ths. 26 letter sizes A to Z. 60 numbered wire-gauge sizes 1 to 60 by 64ths. Split point prevents skating. Comes in an elegant sturdy metal index case. THIS ITEM IS MADE OF 100% DURABLE COBALT MATERIAL!!! The item “COBALT 115 PIECE PREMIUM DRILL BIT SET AGGRESSIVE 135 DEGREE TIPS METAL CASE NEW” is in sale since Saturday, May 09, 2015. This item is in the category “Home & Garden\Tools\Power Tools\Drill Bits”. The seller is “smartbrandsonlinellc” and is located in Columbia, Maryland. This item can be shipped worldwide.

• Brand: DrillMaster