Worm Drive Hose Clamp, Germany TypeMeets or Exceeds DIN 3017 StandardT-Bolt Spring Hose Clamp in Stainless Steel Bandwidth: 9mm or 12mmScrew Size: SW 7mmT-Bolt Spring Hose ClampPopular sizes belowT-Bolt Spring Hose Clamp Size/ Band Inch8-12/9 5/16--1/210-16/9 3/8--5/812-18/9 1/2--3/412-22/9 1/2--7/816-27/9 5/8--1 1/1620-32/9 3/4--1-1/425-40/9 1--1-5/830-45/9 1-3/16--1-3/435-50/9 1-3/8--240-60/9 1-5/8--2-3/850-70/9 2--2-3/460-80/9 2-3/8--3-1/870-90/9 2-3/4--3-1/280-100/9 3-1/8--490-110/9 3-1/2--4--3/8100-120/9 4--4 3/4110-130/9 4-3/8--5-1/8120-140/9 4-3/4--5-1/2130-150/9 5-1/8--5-7/8140-160/9 5-1/2--6-1/4 16-27/ 12 5/8--1 1/1620-32/ 12 3/4--1-1/425-40/ 12 1--1-5/830-45/ 12 1-3/16--1-3/435-50/ 12 1-3/8--240-60/ 12 1-5/8--2-3/850-70/ 12 2--2-3/460-80/ 12 2-3/8--3-1/870-90/ 12 2-3/4--3-1/280-100/ 12 3-1/8--490-110/ 12 3-1/2--4--3/8100-120/ 12 4--4 3/4110-130/ 12 4-3/8--5-1/8120-140/ 12 4-3/4--5-1/2130-150/ 12 5-1/8--5-7/8140-160/ 12 5-1/2--6-1/4