Dormer Combined Drill and Countersink, Center Drill Double End, Series: A225, 5/16 in Drill Size - Fraction, 0.3125 in Drill Size - Decimal Inch, #BS7 Point Dia, 3/4 in Body Dia, 3-1/2 in Overall Length, 3/4 in Shank, Straight Shank, 120 deg Point, 60 deg Included Angle, Right Hand Cutting, HSS Cutting Edge, HSS, Bright, Applicable Materials: Alloy Steel, Aluminum, Aluminum Alloy, Brass, Bronze, Carbon Steel, Cast Iron, Cermet, Copper, Copper Alloy, Free Machining Stainless Steel, Hardened Steel, Magnesium and Nickel

ITEM FEATURES:

• Bright finish improves chip flow in soft or non-ferrous materials
• High speed steel (HSS) provides good wear resistance and can be used in general purpose applications on both ferrous and nonferrous materials
• 1XD cutting depth
• No coolant channe