/ Precision Measuring Tools / Precision Hand Tools / Precision Shop Tools / Surface Gages / 57D * Not actual product image 50295 57D Full-sized Surface Gage 50295 Other similar products Starrett Surface Gages are designed for a wide variety of uses. This is a basic tool for machinists and toolmakers. The main uses are for accurately scribing lines, transferring measurements and for probing surfaces in inspection work. (2) 12"/18" Spindle. Features Specifications Parts Downloads Contact Starrett Features Full-size surface gage with attractive finish Two frictionally held gage pins in the steel base which can be pushed down and used against the edge of a surface plate or T-slot for linear work Specifications Spindle Length (in): 12" & 18" Spindle Length (mm): 300 & 450mm Base Size (in): 3-3/4 x 3-3/8" Base Size (mm): 95 x 85mm Parts Member of Kit Item #DescriptionPart No.QtyInformation 1BASE #57-1218016-01 2SPINDLE, #57CPT991241 3•SPINDLE, 12"01837-01 4•SCREW, .140-40 SLOT X .281 LONG01883-01 5SPINDLE, #57DPT991251 6•SPINDLE, 18"01838-01 7•SCREW, .140-40 SLOT X .281 LONG01883-01 8ROCKER18010-01 9SPRING, .247X.357X1.00X.055X801870-02 10SCREW, .200-40 THUMB X .875 LONGPT082511 11ROC FULCRUM, .375-4018019-01 12PIN, BASE GUIDEPT018782 13WSHR,.250X.500X.03118018-01 14BOLT/SLEEVE, SPINDLE07801-01 15WSHR,.219X.744X.25001848-01 16WSHR,.202X.558X.06201882-1/21 17SPRING, .238X.324X.500X.043X401860-01 18NUT, .200-4001874-01 19SCRIBERPT165901 20SNUG ASSEMBLYPT187241 21•SNUG,SCRIBER18726-01 22•BOLT, SCRIBER #5718721-01 23•SLEEVE, SCRIBER18722-01 24•WSHR,.187X.471X.05018723-01 25•SPRING, .259X.315X.313X.028X301875-01 26•NUT, .187-3201854-01 Downloads 2D Dimensional Drawing (PDF) .pdf 29.56 kb