12" BISON 4 Jaw SET-TRU Chuck Forged Steel 7-847-1200

12" BISON  4 Jaw  SET-TRU Chuck Forged Steel 7-847-1200
Item# 78471200
Regular price: $3,430.95
Sale price: $2,389.94
Availability: In Stock

Product Description

BISON 12" 4 Jaw (2 Piece) SET-TRU Chuck Forged Steel with Fine Adjustment 7-847-1200

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).

Hole Size 4.055

Weight 119 lbs

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.

.0004" Accuracy

Scroll & jaws hardened and ground

Three hardened and ground pinions

4 Micro adjustment screws provide .0004 T.I.R. repeatability

Extremely high gripping concentricity

2-Piece top jaws are American Standard Tongue & Groove.


Maximum Speed RPM 2800

F in 11.2598

E in 7.0866

H in 3.819

h in 2.24

C in 0.79

Mounting Bolts M Thread M16 x 2

Mounting Bolts M Qty 3

Fine Adjustment Screws N Thread M18x1

Fine Adjustment Screws N Qty 4

Clamping Range d1 (min-max) .394 - 5.16

Clamping Range d2 (min-max) 4.06 - 8.90

Clamping Range d3 (min-max) 7.48 - 12.40

Clamping Range d4 (min-max) 2.56 - 7.17

Clamping Range d5 (min-max) 5.71 - 10.43

BISON-BIAL SET-TRU Forged Steel Chucks with Fine Adjustment 4-Jaw Chuck with Two-Piece Hard Reversible Jaws

Each chuck is provided with:

1 Set of hard master jaws

1 Set of hard top reversible jaws

1 Chuck wrench

1 Set of mounting bolts

1 Set of fine adjustment screws

2 Hex keys

PHONE: 1(800)543-5998 FAX: 1(800)552-5320
575 N Hague Ave.
Columbus, OH 43204
EMAIL: online@ajaxtoolsupply.com
WEB: www.ajaxtoolsupply.com