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Tork Craft Heavy Duty Hose Clamp — 135-159 mm (Model HC135-159)
This heavy duty worm-drive hose clamp fits hose diameters from 135 mm to 159 mm. It provides a strong and adjustable grip for flexible ducting, plumbing, automotive and industrial tubing applications.
Extra Information
Clean mating surfaces before installing clamp to improve seal and fit
Avoid overtightening — torque until hose compression begins, not beyond
Check clamp after thermal cycles or vibration exposure for retained tightness
Align screw and band edges correctly to prevent thread damage
Pro Tip
Lubricate the screw threads lightly before tightening to reduce friction and prevent galling
Position screw head away from sharp edges or moving parts to avoid wear or snagging
Features
Clamping range: 135 – 159 mm
Worm drive screw — precise adjustable tightening
Heavy gauge band — robust under load and vibration
Rounded edges — to protect hose surfaces from damage
Compatible with screwdriver, nut driver or socket heads
Benefits
Secure retention: holds hose firmly under pressure and vibration
Flexible fit range: one clamp accommodates various hose sizes
Long lasting: made to sustain repeated use and environmental stress
Hose safe: smooth edges help avoid cuts or abrasion on hose surfaces
Safety
Wear eye protection — metal burrs or shards may dislodge during installation or removal
Avoid over-tightening — too much torque can damage hose or strip threads
Seat clamp evenly around hose — misalignment may lead to leaks or failure
Inspect clamp periodically under vibration or heat cycling to maintain secure fit
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