55/64 Super Primalloy 1/2 Shank Cryo-Gen "N"™ Drill

135° Split Point "M" Series Tool Steel

Package Quantity: 1

Package Weight: 0.6 lbs

Item: 820255

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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.

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.