A lightweight, streamlined hose clamp generally used in small diameter applications such as air and fuel lines. 5/16" Perforated band with 3-piece construction, SAE standard J1508 type M, 1/4" hex screw, and 1-piece housing all in 316 stainless steel. Made in the USA. SAE Size 6 Range 11-20mm Band 5/16" Box 10