OLFA (CMP-3) Rotary, Ratcheted Circle Cutter 8.5" #1057028 grommet setter The material being cut is

The material being cut is held in place by one blade which is slightly serrated providing maximum control

Book Details ISBN:  9780764328312 Size:  8 1/2" x 11" Illustrations:  224 color photos Pages:  176 Binding: Soft Cover

Suggested Uses  cutting gaskets out of winshields

window films

The Flex-Guard® safety cutter features an Automatic Protection System that engages the moment the blade loses contact with the cutting surface

OLFA (CMP-3) Rotary, Ratcheted Circle Cutter 8.5" #1057028 grommet setter The material being cut isEasily make perfect circles every time; cuts multiple layers The ground breaking patented ratchet mechanism of the rotary circle cutter easily and efficiently cuts clean, perfect circles from 1 7 8" to 8 1 2" every time. Designed for both right and left handed use and reduces wrist fatigue connected with 'yo yos', Cathedral Windows, Drunkard's Path, etc. Includes a built in blade cover for safety, and a plastic guard to cover the pivot spike when not