- Material: HSS
- Drill Size - Decimal Inch: 0.8438in
- Drill Size - Fraction: 27/32in
- Flute Length: 3 in
- Overall Length: 6in
- Flute Type: Spiral
- Shank Size: 1/2in
- Shank Type: 3-Flat Reduced
- Type: General Purpose
- Surface Treatment: Steam Oxide
- Applicable Materials: Magnetic Soft Steel, Structural Steel/Case Carburizing Steel, Plain Carbon Steel, Alloy Steel/Hardened, Tempered Steel and Free Machining Stainless Steel
- Country of Origin: BR
- Cutting Depth: 4XD
- Hand Direction: Right Hand
- Included Angle: 118°
- Manufacturer Name: Dormer Pramet
- Point Type: Conventional
- Series: R57
- Application
- Item Features
- Standards
For general drilling applications
- 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
ANSI Specified|CSA Approved