Union Butterfield 6210055 4702 Short Set Straight Shank Union Butterfield Interchangeable Pilot Counterbore, 1 in Dia Bore, 3/4 in Dia Shank, 6-3/8 in OAL, 3 Flutes, HSS, Pilot Shank Diameter Compatibility: 5/16 in
Item Code: UNIO 6004900 6210055 4702
Brand: Union Butterfield
Mfg Part No: 6210055
Manufacturer: Dormer Pramet
Unit Size: 1
Used to enlarge the end of a preformed hole when a flat bottom is required The counterbore is an end cutting tool which utilizes and interchangeable pilot to align the enlarged hole being machined with the preformed hole The 3-flute counterbore reduces chatter and improves finish
Cutting Direction
Right Hand
Finish
Bright
Material
HSS
Pilot Shank Diameter Compatibility
5/16
Type
Short Set Straight Shank
Bore Diameter
1
Number of Flutes
3
Overall Length
6-3/8
Series
4702
Shank Diameter
3/4
UPC
69846407519
For enlarging the end of a preformed hole when a flat bottom is required