Precision Twist Drill 091555 R57 General Purpose Precision Twist Drill Reduced Shank Drill, 55/64 in Drill - Fraction, 0.8594 in Drill - Decimal Inch, 1/2 in Shank, HSS

  • Item Code: PRTW 6000029 91555 R57
  • Brand: Precision Twist Drill
  • Mfg Part No: 091555
  • Manufacturer: Dormer Pramet
  • Unit Size: 1

Description

Features Tech Specs Applications

Features

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    • 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

Tech Specs

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Applicable Materials Magnetic Soft Steel, Structural Steel/Case Carburizing Steel, Plain Carbon Steel, Alloy Steel/Hardened, Tempered Steel and Free Machining Stainless Steel
Cutting Depth 4xD
Cutting Direction Right Hand
Drill Size - Decimal Inch 0.8594
Drill Size - Fraction 55/64
Finish Steam Oxide
Flute Type Spiral
Material HSS
Overall Length 6
Point Angle 118
Point Type Conventional
Series R57
Shank Size 1/2
Shank Type 3-Flat/Reduced
Type General Purpose
UPC 08607191555

Applications

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For general drilling applications

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