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Throat Depth
Holding Force
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Heavy duty (STB)



  • Tommy bar with rounded ends for comfort and simple transfer of force when clamping
  • Forged sliding arm is made from tempered. Drop-forged steel for long service life.
  • High-strength electro-galvanized sliding pin T-handle – rounded ends for comfort, size engineered to load capacity
  • Heat treated, high carbon Acme threaded screw – tempered and quenched to give greater load capacity with longer service life. Spatter resistant.

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    Clamping Capacity
    Throat Depth
    Holding Force
    Weight
    12"/ 30 cm
    7"/ 18 cm
    4880 Lbf/ 21700 N
    12.20 Lbs/ 5.53 Kg
    Bessey Heat Treated Steel Clamp, STB Series, Super Tuff-12" Opening, 7" Throat, 4880 Lbf
    18"/ 45 cm
    7"/ 18 cm
    4880 Lbf/ 21700 N
    14.70 Lbs/ 6.67 Kg
    Bessey Heat Treated Steel Clamp, STB Series, Super Tuff-18" Opening, 7" Throat, 4880 Lbf
    36"/ 90 cm
    7"/ 18 cm
    4880 Lbf/ 21700 N
    20.60 Lbs/ 9.34 Kg
    Bessey Heat Treated Steel Clamp, STB Series, Super Tuff-36" Opening, 7" Throat, 4880 Lbf
    24"/ 61 cm
    7"/ 18 cm
    4880 Lbf/ 21700 N
    16.00 Lbs/ 7.26 Kg
    Bessey Heat Treated Steel Clamp, STB Series, Super Tuff-24" Opening, 7" Throat, 4880 Lbf