National Item Identification Number
01-066-9074
010669074
5133-01-066-9074
5133010669074
National Stock Number
Item Name
COUNTERSINK
Federal Supply Class
5133
Description
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.
Commercial and Government Entity Code (Supplier Data)
00784
Reference Numbers (Part Numbers)
AT447D-4 1/4 IN. PILOT
Required Categories
MATERIAL
CUTTING END STYLE
POINT DIAMETER
BODY DIAMETER
INCLUDED ANGLE
SHAN
Required Description
STEEL OVERALL
29 STRAIGHT FLUTE BLUNT END
0.250 INCHES NOMINAL
0.438 INCHES N