Frylr 6" Magnetic Multi-Groove soft Vise Jaws/Vice pads (1:5" 8"1.5", Green) TPU rubber/hold and protect round, hexagonal, or serrated parts. TPU Nylon Rubber in 4.5" or 6" Give The Full Protection.Design Groove Can Hold Round Or Flat Even Irregular Shape The Strong Friction Can Hold Any Materials Item like Wood, Metal, Glass, Plastic. Suitale for Jewerly Processing and Gunsmithing Good Partner For Milling and Drilling Work Inlay 2 Magnets Are Sufficiently Strong To Keep The Jaw Covers From Slipping Or De-Attaching During Work Operation Muli Groove In Varity Size 1/4" 1/8" 1/16" 3/4" In Vertical Direction, 13/32" in 60 Degree