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National Stock Number:
5133-00-430-3302
Federal Supply Class:
5133
National Item Identification Number:
004303302
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:
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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 W/THROUGH HOLE | | POINT DIAMETER | 0.250 INCHES NOMINAL | | BODY DIAMETER | 0.516 INCHES NOMINAL | | INCLUDED ANGLE | 160.0 DEGREES NOMINAL | | OVERALL LENGTH | 1.700 INCHES NOMINAL | | CUTTING ROTATION DIRECTION | RIGHT-HAND | | FLUTE QUANTITY | 2 | | FEATURES PROVIDED | REPLACEABLE PILOT | | PILOT HOLE NOMINAL DIAMETER | 0.251 INCHES | | PILOT DIAMETER | 0.250 INCHES NOMINAL | | SPECIAL FEATURES | DRILL TYPE PILOT NOM DRILLING DEPTH 1/2 IN. | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 06350 | | DESIGN CONTROL REFERENCE | 9501680 |
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