These solid (not coated) cobalt drill bits retain their hardness up to 1000 degrees Fahrenheit making them ideal for drilling cast iron, heat-treated steel, stainless...
New Chicago Latrobe 559 Series Cobalt Steel Short Length Drill Bit Set In Metal Case, Gold Oxide Finish, 135 Degree Split Point, Inch, 29-piece, 1/16″...
Metal Drill Bits Cobalt Ø 1-13 mm Co-HSS Set 25 pcs (YT-41605). Material: HSS-E Co HS6-5-2-5. Application: for precise drilling of difficult materials, e. Stainless...
115 PIECE PREMIUM QUALITY COBALT DRILL BIT SET. THESE ARE NOT COATED DRILL BITS. THE REAL McCOY COBALT DRILL BITS. CUTS CAST IRON-HEAT TREATED STEEL-STAINLESS...
115 PIECE PREMIUM QUALITY COBALT DRILL BIT SET. THESE ARE NOT COATED DRILL BITS. THE REAL McCOY COBALT DRILL BITS. CUTS CAST IRON-HEAT TREATED STEEL-STAINLESS...