The StandardBlock from GRS is a small vise perfect for stone setting, small-to-medium-size engravings, and other precision work. Designed for a unique combination of solid work support in a small and maneuverable size, the StandardBlock has a self-centering jaw system made for stone setting, small engravings, and other precision applications. The low-profile design fits easily under most microscopes, and an internal rotational brake system lets the user choose the amount of rotational resistance from free to locked. Machined from solid stainless steel with a satin finish and black jaws to reduce glare and eye strain.
Your purchase includes StandardBlock Vise, 4 pins, 2 wrenches, 6 screws, plastic base, 1 plastic hex key, Thermo-Loc Sample Kit, and 520 Attachment Set (GRS #003-520).Ball Diameter:5.12" (130 mm) Block Weight:19 lbs. (8.6 kg) Jaw Height:1.5" (38 mm) Jaw Width:2.5" (64 mm) Max. Opening:3" (76 mm)