Union Butterfield 6210033 4702 Short Set Straight Shank 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
Item Code: UNIO 6004967 6210033 4702
Brand: Union Butterfield
Mfg Part No: 6210033
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
Bore Diameter
5/16
Finish
Bright
Material
HSS
Overall Length
3-13/16
Pilot Shank Diameter Compatibility
3/32
Shank Diameter
19/64
Type
Short Set Straight Shank
Cutting Direction
Right Hand
Number of Flutes
3
Series
4702
UPC
69846407548
For enlarging the end of a preformed hole when a flat bottom is required