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8" BISON  6 Jaw SET-TRU Chuck Forged Steel 7-868-0800

8" BISON 6 Jaw SET-TRU Chuck Forged Steel 7-868-0800

Item# 7-868-0800
Regular price: $2,538.70
Sale price: $1,985.74
Availability: In Stock

Product Description

BISON 8" 6 Jaw (2 Piece) SET-TRU Chuck Forged Steel with Fine Adjustment 7-868-0800

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

Hole Size 2.165

Weight 42 lbs

.0004" Accuracy

Scroll & jaws hardened and ground

Three hardened and ground piniions

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 6.9291
E in 4.3307
H in 3.071
h Two-Piece Jaws in 1.77
C in 0.71
M Thread M10 x 1.5
M Qty 3
N Thread M18 x 1
N Qty 4

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
Eye bolts (16 to 25 only)

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