Union Butterfield 6210153 4706 Aircraft Short Straight Shank Interchangeable Pilot Counterbore, 3/4 in Dia Bore, 1/4 in Dia Shank, 2-13/16 in OAL, 4 Flutes, HSS, Pilot Shank Diameter Compatibility: 3/16 in

UNIO 6005575 6210153 4706

Union Butterfield 6210141 4706 Aircraft Short Straight Shank Interchangeable Pilot Counterbore, 3/8 in Dia Bore, 1/4 in Dia Shank, 2-3/8 in OAL, 4 Flutes, HSS, Pilot Shank Diameter Compatibility: 3/32 in

UNIO 6005580 6210141 4706

Union Butterfield 6210139 4706 Aircraft Short Straight Shank Interchangeable Pilot Counterbore, 5/16 in Dia Bore, 1/4 in Dia Shank, 2-3/8 in OAL, 4 Flutes, HSS, Pilot Shank Diameter Compatibility: 3/32 in

UNIO 6005585 6210139 4706

Union Butterfield 6210143 4706 Aircraft Short Straight Shank Interchangeable Pilot Counterbore, 7/16 in Dia Bore, 1/4 in Dia Shank, 2-13/16 in OAL, 4 Flutes, HSS, Pilot Shank Diameter Compatibility: 1/8 in

UNIO 6005598 6210143 4706

Union Butterfield 6210118 4705 Aircraft Long Straight Shank Interchangeable Pilot Counterbore, 19/32 in Dia Bore, 1/2 in Dia Shank, 5-3/8 in OAL, 3 Flutes, HSS, Pilot Shank Diameter Compatibility: 1/8 in

UNIO 6005603 6210118 4705

Union Butterfield 6210157 4706 Aircraft Short Straight Shank Interchangeable Pilot Counterbore, 7/8 in Dia Bore, 1/4 in Dia Shank, 2-13/16 in OAL, 4 Flutes, HSS, Pilot Shank Diameter Compatibility: 3/16 in

UNIO 6005609 6210157 4706

Union Butterfield 6210147 4706 Aircraft Short Straight Shank Interchangeable Pilot Counterbore, 9/16 in Dia Bore, 1/4 in Dia Shank, 2-13/16 in OAL, 4 Flutes, HSS, Pilot Shank Diameter Compatibility: 1/8 in

UNIO 6005612 6210147 4706

Union Butterfield 6210120 4705 Aircraft Long Straight Shank Interchangeable Pilot Counterbore, 21/32 in Dia Bore, 1/2 in Dia Shank, 5-3/8 in OAL, 3 Flutes, HSS, Pilot Shank Diameter Compatibility: 3/16 in

UNIO 6005652 6210120 4705

Union Butterfield 6210115 4705 Aircraft Long Straight Shank Union Butterfield Interchangeable Pilot Counterbore, 1/2 in Dia Bore, 7/16 in Dia Shank, 3-13/16 in OAL, 3 Flutes, HSS, Pilot Shank Diameter Compatibility: 1/8 in

UNIO 6005654 6210115 4705

Union Butterfield 6210107 4705 Aircraft Long Straight Shank Interchangeable Pilot Counterbore, 1/4 in Dia Bore, 15/64 in Dia Shank, 3-13/16 in OAL, 3 Flutes, HSS, Pilot Shank Diameter Compatibility: 3/32 in

UNIO 6005658 6210107 4705

Union Butterfield 6210121 4705 Aircraft Long Straight Shank Interchangeable Pilot Counterbore, 11/16 in Dia Bore, 1/2 in Dia Shank, 5-3/8 in OAL, 3 Flutes, HSS, Pilot Shank Diameter Compatibility: 3/16 in

UNIO 6005663 6210121 4705

Union Butterfield 6210125 4705 Aircraft Long Straight Shank Interchangeable Pilot Counterbore, 13/16 in Dia Bore, 1/2 in Dia Shank, 5-3/8 in OAL, 3 Flutes, HSS, Pilot Shank Diameter Compatibility: 3/16 in

UNIO 6005671 6210125 4705

Union Butterfield 6210127 4705 Aircraft Long Straight Shank Interchangeable Pilot Counterbore, 15/16 in Dia Bore, 1/2 in Dia Shank, 5-3/8 in OAL, 3 Flutes, HSS, Pilot Shank Diameter Compatibility: 3/16 in

UNIO 6005686 6210127 4705

Union Butterfield 6210124 4705 Aircraft Long Straight Shank Union Butterfield Interchangeable Pilot Counterbore, 25/32 in Dia Bore, 1/2 in Dia Shank, 5-3/8 in OAL, 3 Flutes, HSS, Pilot Shank Diameter Compatibility: 3/16 in

UNIO 6005709 6210124 4705

Union Butterfield 6210123 4705 Aircraft Long Straight Shank Union Butterfield Interchangeable Pilot Counterbore, 3/4 in Dia Bore, 1/2 in Dia Shank, 5-3/8 in OAL, 3 Flutes, HSS, Pilot Shank Diameter Compatibility: 3/16 in

UNIO 6005712 6210123 4705

Union Butterfield 6210111 4705 Aircraft Long Straight Shank Interchangeable Pilot Counterbore, 3/8 in Dia Bore, 5/16 in Dia Shank, 3-13/16 in OAL, 3 Flutes, HSS, Pilot Shank Diameter Compatibility: 3/32 in

UNIO 6005715 6210111 4705

Union Butterfield 6210109 4705 Aircraft Long Straight Shank Union Butterfield Interchangeable Pilot Counterbore, 5/16 in Dia Bore, 19/64 in Dia Shank, 3-13/16 in OAL, 3 Flutes, HSS, Pilot Shank Diameter Compatibility: 3/32 in

UNIO 6005718 6210109 4705