Drill America DWD60J-CO-SET Qualtech 60 Piece Cobalt Steel Jobber Length Drill Bit Set in Metal Case, Gold Oxide Finish, Round Shank, Spiral Flute, 13. Cobalt steel tools are similar to high-speed steel, but with more cobalt for improved performance when cutting harder metals such as stainless steel or nickel alloys. Gold oxide is a thinner oxide surface treatment than black oxide typically used to identify cobalt steel tools; performance is similar to uncoated tools. Round shanks allow use with a wide variety of toolholding systems. When run in a counterclockwise direction (right-hand cut) spiral fluted tools evacuate chips up and out of the cut to reduce clogging. 60 piece drill bit set comes in a metal case. Drill America Qualtech 60 piece 135 degrees split point heavy duty drill bit set comes in a metal case. Manufactured to National Aerospace standard 907. Made of heat resistant cobalt, they display higher red hardness which permits speeds upto 30 percent greater than High-Speed Steel drills and are especially effective in drilling tough, high tensile strength materials like PH stainless steel, inconel, and titanium. These drills are self-centering and reduces thrust. Sizes smaller than 1/16-inches have the 118 degrees standard point. Set include #1 to #60 wire gauge sizes. Has earned a track record of excellent service. The item “Drill America DWD60J-CO-SET Qualtech 60 Piece Cobalt Steel Jobber Length Drill” is in sale since Friday, December 23, 2016. This item is in the category “Home & Garden\Tools\Power Tools\Drill Bits”. The seller is “tiny_seller” and is located in US. This item can be shipped to United States.

• Brand: Drill America
• MPN: DWD60J-CO-SET
• Model: DWD60J-CO-SET