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National Stock Number:
5133-00-177-7269
Federal Supply Class:
5133
National Item Identification Number:
001777269
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.
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Manufacturer Information:
| RCADC38-484 | 83324 | HOWMET GLOBAL FASTENING SYSTEMS INC |
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Techincal Specification:
| MATERIAL | STEEL OVERALL | | HARDNESS RATING | 40.0 ROCKWELL C MINIMUM AND | | 53.0 ROCKWELL C MAXIMUM | | CUTTING END STYLE | STRAIGHT FLUTE BLUNT END | | POINT DIAMETER | 0.475 INCHES NOMINAL | | BODY DIAMETER | 0.596 INCHES MINIMUM AND | | 0.606 INCHES MAXIMUM | | INCLUDED ANGLE | 90.0 DEGREES NOMINAL | | SHANK STYLE | STRAIGHT ROUND | | SHANK DIAMETER | 0.601 INCHES NOMINAL | | OVERALL LENGTH | 4.250 INCHES NOMINAL | | CUTTING ROTATION DIRECTION | RIGHT-HAND | | FLUTE QUANTITY | 2 | | FEATURES PROVIDED | INTEGRAL PILOT | | PILOT DIAMETER | 0.483 INCHES MINIMUM AND | | 0.484 INCHES MAXIMUM |
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