316 SS Non-Perforated Worm Gear Hose Clamp - 3/8" Band - 11/32"-25/32" Clamping Range - 10-Pack - SAE Size 6Premium Marine Grade, all AISI 316 (high tensile strength) Stainless Steel Compact "HD NON-PERF" Worm Gear Hose Clamp. The 9.7 mm (0.382") wide band is Non-Perforated and smooth on the inside with rolled edges. This eliminates hose damage with increased clamping force. The high strength, compact, one-piece 14mm (0.55") wide housing provides one of the highest clamping force ratings of any worm gear style clamp.Features: The screw head is 7mm Long service life and safety for most general-purpose hose applications and connections Recommendations: Measure hose O.D. before selecting clamp size for proper fit Double clamp on each hose end for critical applications Construction: Band & Housing: 316 Stainless Steel 9.7 mm wide band - 0.8mm thick Screw Drive: 316 Stainless Steel 7.0 mm screw head Specifications: SAE Size: 6 Hose Inner Diameter: (inch) 5/16" - 3/8" Clamping Range: (inch) 11/32" - 25/32" / (mm) 13-20 Recommended Torque Inch lbs: 25-35 Quick Guide (pdf)