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National Stock Number:
5133-01-376-4718
Federal Supply Class:
5133
National Item Identification Number:
013764718
Description:
DRILL,TWIST
Detail:
AN END CUTTING TOOL HAVING TWO OR MORE CUTTING EDGES, AND HAVING HELICAL FLUTES OR GROOVES ADJACENT THERETO FOR THE ADMISSION OF COOLANT AND THE EJECTION OF CUTTINGS OR CHIPS. IT IS USED FOR DRILLING HOLES IN VARIOUS MATERIALS. EXCLUDES DRILL, MASONRY (AS MODIFIED); AND DRILL,TWIST, BONE. SEE ALSO DRILL, PIVOT, JEWELER'S AND DRILL, HARDENED STEEL, CARBIDE TIPPED.
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Manufacturer Information:
| SPT-RE168250001-700TD | 76301 | THE BOEING COMPANY |
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Techincal Specification:
| CUTTING END STYLE | STEP DRILL | | CUTTING ROTATION DIRECTION | RIGHT-HAND | | FLUTE LENGTH | 4.875 INCHES NOMINAL | | FLUTE QUANTITY | 2 | | OVERALL LENGTH | 8.000 INCHES NOMINAL | | MATERIAL | STEEL OVERALL | | NOMINAL CUTTING DIAMETER | 0.4531 INCHES AND 0.6250 INCHES | | SHANK DIAMETER | 0.500 INCHES NOMINAL | | SHANK STYLE | STRAIGHT ROUND | | SMALL FLUTED SECTION LENGTH | 0.875 INCHES NOMINAL | | SPECIAL FEATURES | STEP DRILL - STRINGER 2 & 3 - F.S.466.00; F.S.486.00 - FITTING,FRAME - F.S.501.500,CFT; R/H HELIX,3 FLAT |
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