3-Jaw (2Pc) 32" A2-15 Extra Heavy Duty Scroll Chuck Forged Steel, 10.75" Hole - 7-825-3215


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BISON 3-Jaw Self-Centering Extra Heavy Duty Chucks

3-Jaw (2Pc) Scroll Chuck Forged Steel, Extra Heavy Duty, 32in, A2-15 10.75in Hole

Forged Steel Body Large Thru-Hole

Standard Accessories:

  • 1 Set of two-piece heavy duty reversible jaws
    (hard top jaws and hard master Jaws)
  • 1 Wrench
  • 1 Set of Mounting Bolts

Optional Accessories:

  • Soft top jaws
  • Hard top jaws
  • Chuck wrench with flat T-bar end
  • Chuck wrench for fast jaw movement 


Chuck Diameter in 32
Mount   A2-15 Direct
Maximum Speed RPM 600
Weight lb 1108
Hole Diameter d in 10.75
B in 13
G in 11.251
H in 5.906
h in 3.642
C in 0.813
S in 3.295
N in 5.345
L in 8.268
k in 0.866
M Thread   M24 x 3
Gripping Force, Wrench Torque Nm 590
Gripping Force, Jaw lb 25500
Max Load Capacity per Chuck lb 10400
Max Weight of Workpiece lb 20800
Clamping Capacity, Min d1 in 5.12
Clamping Capacity, Max d2 in 31.5
Bison Model Number   3515-HD
3-Jaw (2Pc) 32" A2-15 Extra Heavy Duty Scroll Chuck Forged Steel