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National Stock Number:
5133-00-177-6814
Federal Supply Class:
5133
National Item Identification Number:
001776814
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:
| 710-510207 | 18056 | DOALL BALTIMORE COMPANY |
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Techincal Specification:
| BODY DIAMETER | 0.250 INCHES NOMINAL | | CUTTING END STYLE | REGULAR | | CUTTING ROTATION DIRECTION | RIGHT-HAND | | FLUTE QUANTITY | 4 | | HARDNESS RATING | 40.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM | | INCLUDED ANGLE | 110.0 DEGREES NOMINAL | | OVERALL LENGTH | 1.125 INCHES NOMINAL | | MATERIAL | STEEL OVERALL | | SHANK DIAMETER | 0.188 INCHES NOMINAL | | SHANK STYLE | STRAIGHT ROUND |
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