5133-01-371-0114 COUNTERSINK Index 5133-01-371-0116 COUNTERSINK

National Stock Number:
5133-01-371-0115

Federal Supply Class:
5133

National Item Identification Number:
013710115

Description:
COUNTERSINK

Detail:
AN ANGULAR CUTTING TOOL, USUALLY MADE WITH ANGULAR RELIEF, HAVING ONE OR MORE FLUTES WITH SPECIFIC SIZE ANGLE CUTTING EDGES. IT IS USED FOR CHAMFERING AND COUNTERSINKING HOLES. THE TOOL MAY HAVE A STRAIGHT SHANK, TAPERED SHANK, BIT STOCK SHANK OR SPECIAL SHANK REQUIRING A SPECIAL HOLDER, FOR HOLDING IN A POWER- OR HAND-OPERATED MACHINE. IT MAY BE DESIGNED TO BE DRIVEN OR TURNED BY MEANS OF A WRENCH OR CARPENTER'S BRACE. FOR ITEMS REQUIRING A HOLDER BUT THE HOLDER IS NOT INCLUDED, USE CUTTER, COUNTERSINK.


Manufacturer Information:
166C011-307B001713ALVORD-POLK, INC.


Techincal Specification:
BODY DIAMETER0.750 INCHES NOMINAL
CUTTING END STYLESTRAIGHT FLUTE BLUNT END
FEATURES PROVIDEDINTEGRAL PILOT
FLUTE QUANTITY3
INCLUDED ANGLE100.0 DEGREES NOMINAL
MATERIALSTEEL OVERALL
NOMINAL THREAD DIAMETER0.375 INCHES
POINT DIAMETER0.307 INCHES NOMINAL
SHANK STYLEEXTERNALLY THREADED
SPECIAL FEATURESHIGH SPEED STEEL; PIN SIZE 5/16IN.; BASIC SIZE; B-FIT HOLE,FOR HI-TIGUE OR HI-LOK 10HTB
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY24 PER INCH


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