Screw jack with flat support Size 300

Screw jack with flat support Size 300 Centring hole dia. 12 mm. Spindle: Trapezoidal thread self-locking with end stopbody. Tempering steel, varnished. The light-duty screw jack was designed for clamps with slot-sizes up to 14 mm. Medium-duty screw jacks match clamps of slot-size 14 to 22 mm. The screw jacks no. 6430 are useful completions for large clamping heights. Heavy-duty screw jacks match clamps of slot-size 20 to 40 mm. The screw jacks no. 6435S are here useful completions for large clamping heights. When using clamps 6315 B, 6315 C and 6315 GN with slot-sizes above 26 mm we recommend the locating pad no. 6443 for safety. Extra-heavy-duty screw jacks were designed for support of large workpieces