4 Pin Vise Watch Drilling Clock Holder Part Bit Tool This is a new set of 4 brass pin vises Great for holding wire, stock, tubing for filing, burs, files and reamers It can be used as a hand drill with small twist drills and as a screwdriver with small screwdriver blades Accepts broken saw blades for wax filing These have a capacity up to 0.028" (0.71 mm)