Description

Item=Counterbore with Built-In Pilot
For Screw Size=5/16 in
Bore Dia.=5/16 in
Counterbore Type=Standard
Pilot Dia.=5/16 in
Shank Dia.=3/8 in
Overall Length=6 1/8 in
Material – Machining=High Speed Steel
Finish=Bright
Use with Screw Size=5/16″
Shank Type=Straight
Decimal Size=0.3125″
Shank Size=0.3750″
Cutting Direction=Right Hand
Type=Capscrew Counterbore 5/16
Material=High Speed Steel
Spiral Direction=Right Hand
Flute Length=1″
Flute Type=Spiral
Number of Flutes=4
Size – Decimal=5/16 in – 0.3125
Measurement System=Fractional Inch
Cutting Direction – Machining=Right Hand
Finish – Machining=Bright
Shank Type – Machining=Straight