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55/64" Super Primalloy® 1/2" Shank Cryo-Gen N™ Jobber Length Drill Bit
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Item Number: 820255
Package Weight: 0.6 lbs
Product Details
- Super Primalloy® CONSTRUCTION - The proven, heavy duty construction of our Super Primalloy® Drills.
- MULTI-PHASE CRYOGENIC TREATMENT - Patented deep thermal cycle brings drills down to -300°F to alter and refine the molecular grain structure, relieve stress fracturing and increase durability & life.
- "N" SERIES NITRIDE TREATMENT - Nitride treatment case hardens the cutting surfaces for superior edge retention, faster long-term hole creation and longer service life.
- SUPER HEAVY DUTY 135° SPLIT POINT - 135° split point geometry eliminates the need for center punching. Allows for easier penetration and increased life in high tensile materials.
- INDUSTRIAL LENGTH - 6” overall length offers full depth drilling and reach.
- STABILIZED MOLECULAR STRUCTURE - Cryogenic treatment reduces brittleness and provides extended tool life.
- HIGH LUBRICITY SURFACE TREATMENT - Ferro gold and black oxide body provides excellent lubricity for increased drill life.
- MODIFIED FLUTE & WEB - Provides increased strength and durability.
- SUPER-TOUGH "M" SERIES ALLOY STEEL CONSTRUCTION - Superior tool steel provides exceptional wear resistance and longer life.
- FLATTED SHANKS - Virtually eliminates slippage in the drill motor and prevents damage to the drill and chuck.
- MADE IN THE U.S.A.
Product Specification
Bit Type:
Standard
Brand:
Kimball Midwest Approved Vendor
Diameter:
55/64"
Finish:
Nitride
Material:
M Series Alloy
Measurement Type:
SAE
Series:
Super Primalloy® Cryo-Gen N™
Shank Diameter:
1/2"
Tip Style:
135° Split Point