Model B2553 - MT3 Arbor for B2552 Boring Head

Boring Head
Rugged construction for chatter-free boring and accuracy
Bar holder moves freely and smoothly. When locked in place it holds firmly
against tool-cutting pressures
Micrometer lead-screw provides .001" direct reading accuracy
With R8 arbor and three 2" boring bars
Head diameter: 1 3/4"
Overall length: 5 1/2"
Bar holes: 3/8"D.
Offset travel: 5/8"
Threaded for 7/16”-20TPI Draw Bar