For holding articles to be drilled. Equipped with slots for bolting to a drill press worktable. Quick release feature permits rapid opening and closure of the jaws. All aluminum construction. Jaws are 2 ⁹⁄₁₆" wide (65 mm) x 1 ⁵⁄₆₄" high (27 mm). Overall dimensions are 5 ¹⁄₄" long x 4 ¹⁄₂" wide excluding the handle. Made in China.