Bison Front Mount Scroll Chuck - 8" Plain Mount 7-812-0800

• Can be mounted directly on 3/6 slot rotary tables or on a base plate when the rotary table has 3/6 or 4/8 T-slots

• Base plates are designed for use with all rotary tables and other devices where back mounting chucks cannot be used

• These chucks can also be mounted to a rough machined backplate, but will require machining of bolt hole patterns and projections for finished assembly

Front Mounting Semi-Steel Self-Centering Scroll Chuck

Mount Plain Back

Designed for use with Rotary Tables where Back Mounting Chucks cannot be used

Semi-Steel Body

Two-piece hard reversible jaws

Scroll and jaws are hardened and ground





TECHNICAL DATA

Chuck Diameter D in 8

Hole Diameter d in 2.1654

F in 6.9291

E H7 in 6.2992

C in .1575

H in 2.953

h in 1.772

Mounting Bolts, Thread G 3/8-16 x 3.15

# of Bolts 3

Back Thread M M10

Clamping Range d1 (min-max) .157 - 3.54

Clamping Range d2 (min-max) 2.83 - 6.14

Clamping Range d3 (min-max) 5.24 - 7.87

Clamping Range d4 (min-max) 1.97 - 5.12

Clamping Range d5 (min-max) 4.13 - 7.48

Manufacturer Model Number 3275