Model Number: TJLD-21-38 Brand Name: TJLD Key Specifications/Special Features: American type handle hose clampSize: 11-178mmBandwidth: 8mm/12.7mmPieces/bag: 100Pieces/carton: 1000According to the requirement of customers, other sizes and material are also available MaterialBand Housing Screw Suggested install torque W1 Zinc plated steel Zinc plated steel Zinc plated steel 3.8Nm W2 AISI 201ss/301ss AISI 201ss/301ss Zinc plated steel 6Nm W2B AISI 201ss AISI 201ss Zinc plated steel 6Nm W4 AISI 201ss/301ss/304ss AISI 201ss/301ss/304ss AISI 201ss/301ss/304ss 6Nm W5 AISI 316ss AISI 316ss AISI 316ss 6Nm