Precision Twist Drill R57 General Purpose Reduced Shank Drill, 63/64 in Dia x 6 in OAL, 1/2 in Shank, HSS

• Half-inch round 3-flats shank, to allow larger sized drills to fit into small size chucks securely
• Combination black oxide and uncoated (bright) finish, for improved lubricity, corrosion resistance and to reduce chipping or flaking
• Jobber length drill bits, for use on a wide range of applications
• 118 deg conventional point angles, for general drilling applications
• High speed steel (HSS), for use on a wide variety of materials
• Non-coolant through
• No coolant channel

Precision Twist Drill Reduced Shank Drill| General Purpose| Series: R57| 63/64 in Dia| 6 in Overall Length| 4XD Cutting Depth| Spiral Flute| 3 in Flute Length| 1/2 in Shank| 3-Flat/Reduced Shank| 118 deg Point| Conventional Point| Right Hand Cutting| HSS Cutting Edge| HSS| Steam Oxide| Applicable Materials: Magnetic Soft Steel| Structural Steel/Case Carburising Steel| Plain Carbon Steel| Alloy Steel/Hardened| Tempered Steel and Free Machining Stainless Steel