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National Stock Number:
5133-01-433-9600
Federal Supply Class:
5133
National Item Identification Number:
014339600
Description:
COUNTERBORE,MACHINE
Detail:
An end cutting tool having two or more cutting edges with flutes or grooves for the passage of cuttings, an integral or removable holder designed for adaption to the end of a machine spindle. The flutes or grooves are usually helical to give a positive rake at the cutting edges. It is designed to form a flat-bottomed enlargement of the mouth of a previously formed cylindrical hole. For items requiring a holder but the holder is not included, use CUTTER, COUNTERBORE.
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Manufacturer Information:
| 070914 | 18056 | DOALL BALTIMORE COMPANY | | 070914 | 2J314 | DOALL TULSA CO | | 46428 | 13130 | CLEVELAND TWIST DRILL CO DIV OF GREENFIELD INDUSTRIES INC | | 879-13/32 | 13130 | CLEVELAND TWIST DRILL CO DIV OF GREENFIELD INDUSTRIES INC | | 4702-13/32 | 71485 | UNION BUTTERFIELD CORP P O BOX 9000 CRYSTAL LAKE IL 60039 | | 62-10036 | 71485 | UNION BUTTERFIELD CORP P O BOX 9000 CRYSTAL LAKE IL 60039 |
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