Product Description
25" BISON A2-20 Back Plate for SET-TRU Bison Chucks 7-874-265
Fully Machined Type A Steel Backplates for SET-TRU Chucks Designed to Mount on A1 and A2 Taper American Standard Spindles
Bison SET-TRU Chucks can give your lathe the accuracy of a tool room lathe. Once dialed in you can count on .0003" total indicator run out (radial) and .0001 total indicator run out (axial).
Set-Tru Scroll Chucks have 3 pinions, or 3 positions for the chuck wrench. Compare with other well-known chucks which only use a single pinion design. Bison's finest product.
This well respected brand of chucks has been the long accepted standard for high quality European work holding technology. At your request an Ajax Chuck & Jaw Technician can assest in selection of a Bison Chuck to fit your application. Ajax sales and service 1 (800) 543-5998
TECHNICAL DATA
Chuck Dia in 25
Mount A20
A in 21
D in 16.2518
E in 9.921
F in 18.252
H in 13
Chuck Mounting Holes G 1 - 8
K in 2.76
B in 2.76
Spindle Mounting Bolts N 3/4-10
Number of Bolts 6
Weight lb 90
Fully Machined Type A Steel Backplates for SET-TRU Chucks Designed to Mount on A1 and A2 Taper American Standard Spindles
Bison SET-TRU Chucks can give your lathe the accuracy of a tool room lathe. Once dialed in you can count on .0003" total indicator run out (radial) and .0001 total indicator run out (axial).
Set-Tru Scroll Chucks have 3 pinions, or 3 positions for the chuck wrench. Compare with other well-known chucks which only use a single pinion design. Bison's finest product.
This well respected brand of chucks has been the long accepted standard for high quality European work holding technology. At your request an Ajax Chuck & Jaw Technician can assest in selection of a Bison Chuck to fit your application. Ajax sales and service 1 (800) 543-5998
TECHNICAL DATA
Chuck Dia in 25
Mount A20
A in 21
D in 16.2518
E in 9.921
F in 18.252
H in 13
Chuck Mounting Holes G 1 - 8
K in 2.76
B in 2.76
Spindle Mounting Bolts N 3/4-10
Number of Bolts 6
Weight lb 90
