Robust clamps(high strength clamps) is designed primarily for use in applications where hose clamps must meet heavy duty requirements. The high strength 8.8 grade bolt mean this clamp can be tightened up using manual, pneumatic or electrical standard tools,and the rolled edges can protect the hose from damage. This clamp complies fully with RoHS & REACH standard, No chromium(VI) used for coating purposes.
They are particularly suitable for use on  vehicles,industry, Agricultural machines, etc.
Super heavy-duty clamp is available.

Feature:
1, Heavy duty Non-Perforated band clamp
2, Smooth band inside to protect hose surface from damage
3, Round edge, no burr, no deformation, can be reused
4, Wrest resistant and high crushing strength
5, Corrosion resistant, and protects the rubber surface is not damaged
6, High torque

SS300 high strength robust clamps is a high performance heavy duty stainless steel hose clamp that is made to last.
The unique single bolt tightening system allows you to tighten the clamp with a socket or open end wrench; no more screw drivers and stripped threads with normal gear clamps.

Feature:
Bigger adjusting range
Evenly stress when fastening
Wrest resistant and high crushing strength
Moderate price
Corrosion resistant , and protects the rubber surface is not damaged
Can smoothly , can be reused
Ideal fastener of all kinds of gentle and harsh pipes