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National Stock Number: 5133-01-370-9604
Federal Supply Class: 5133
National Item Identification Number: 013709604
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:
AS488C-19 | 55719 | IDSC HOLDINGS LLC | AT488C-19 | 00784 | SNAP-ON INCORPORATED DBA SNAP-ON TOOLS DIV SNAP-ON INDUSTRIAL SPECIAL PRODUCTS DIVISION | AT488C-19 | 55719 | IDSC HOLDINGS LLC | ATI488C-19 | 55719 | IDSC HOLDINGS LLC |
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Techincal Specification:
CUTTING END STYLE | INTERCHANGEABLE PILOT | FLUTE QUANTITY | 4 | MATERIAL | STEEL COMP M2 OVERALL | NOMINAL CUTTING DIAMETER | 0.8125 INCHES | PILOT HOLE NOMINAL DIAMETER | 0.188 INCHES | SHANK DIAMETER | 0.250 INCHES NOMINAL | SHANK STYLE | STRAIGHT ROUND |
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