Home Tools Cutting Tools Drill Bits Jobber Length Drills CryoCobalt #4 Drill Bit, 135oSplit Point, Jobber Length
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CryoCobalt #4 Drill Bit, 135oSplit Point, Jobber Length
(Pack of 1)

Item#: DY80145004

CryoTool®

• 135° Split Point
• Drill Harder Metals – Added cobalt increases the microsharpness and allows the bits to drill metals up to 58Rc including hardened, high strength alloy steels
• Long Life – Cryophase™ treatment improves drill bit flexibility and extends bit life
• Thicker Web – Design provides extra strength needed for tough materials and reduces breakage
Specifications
• Material: Cobalt
• Aircraft Specifications: Meets NAS 907 Type J
• Heat Resistance: Up to 1200°F
• Hardness: 66-68Rc
• Coating: Gold-Oxide
• Cryophase™: Thermal cycling cryogenic treatment
CAUTION: Any cutting tool may break or shatter under improper use. Government regulations require use of safety glasses and other appropriate safety equipment at all times in the vicinity of use.

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Product Description

• 135° Split Point
• Drill Harder Metals – Added cobalt increases the microsharpness and allows the bits to drill metals up to 58Rc including hardened, high strength alloy steels
• Long Life – Cryophase™ treatment improves drill bit flexibility and extends bit life
• Thicker Web – Design provides extra strength needed for tough materials and reduces breakage
Specifications
• Material: Cobalt
• Aircraft Specifications: Meets NAS 907 Type J
• Heat Resistance: Up to 1200°F
• Hardness: 66-68Rc
• Coating: Gold-Oxide
• Cryophase™: Thermal cycling cryogenic treatment
CAUTION: Any cutting tool may break or shatter under improper use. Government regulations require use of safety glasses and other appropriate safety equipment at all times in the vicinity of use.

Technical Specifications

Item#: DY80145004
Drill Length Jobber
Drill Type Number
Type Heavy Duty
Material Cobalt
Finish Gold
Diameter #4
Decimal Equivalent 0.2090 "
Point 135° Split
Flute Length 2-1/2 "
Flute Type Spiral
Shank Straight
Flats None
Overall Length 3-3/4 "
UNSPSC #: 23241615
TAA Compliant: No
Weight: 0.035 lb

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