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