7/16" 1MT Cobalt Taper Shank Drill Bit Quantity:1 The foam is made of

The foam is made of two color-contrasting foam layers that are permanently bonded together with a heat lamination process

Part Number DWTST10-36P

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Size SF-6NF

Internal Diameter: 5/16"-24

7/16" 1MT Cobalt Taper Shank Drill Bit Quantity:1 The foam is made ofProduct Description Cobalt drill bits are are effective in drilling tough, high tensile strength materials such as cast iron, inconel, stainless steel and titanium. They display high red hardness, permitting speeds up to 30% greater than with conventional M2 high speed steel. They have a 135 split point tip for fast penetration and accurate drilling. Compared to a conventional 118 degree tip, these drills wont go "walking" on you. Taper shank. Brand