302-A : Steel, SAE-1020 CR, 1″ x 2″ x 1/16″, with 17/64″ center hole, polished, for ASTM D-1384
302-F : Cast Iron, SAE G-3500, 1″ x 2″ x 1/8″, with 17/64″ center hole, polished, for ASTM D-1384
302-E : Cast Aluminum, A-319, 1″ x 2″ x 1/8″, with 17/64″ center hole, polished, for ASTM D-1384
302-D : Solder, 30% Sn, 1″ x 2″ x 1/16″,with 17/64″ center hole, polished, for ASTM D-1384
401-PBz : Phosphor Bronze Alloy 510, QQ-B-750, Compostion A, ETP, 1″ x 1″ x .032″, polished
610-C : Tool Steel, AISI Grade W-1, Nominal 1% C, Annealed, 0.25″ diameter x 3″ long, polished per ASTM D-2070, 320 grit silicon carbide
410-Sn : Tin, 99.98% Pure, QQ-T-371, Grade A, 1″ x 1″ x .032″, polished
610-A : Copper, CA-110, Electrolytic, 0.25″ diameter x 3″ long, polished for ASTM D-2070, 320 grit silicon carbide
401 Pb : Chemical Lead, 99.9% Pure, ASTM B-29 Grade, 1″ x 1″ x .062″, polished
401-A-Copper-032x1x1xH1-P1 : Copper, CA-110, QQ-C-576, Annealed, ETP, 1″ x 1″ x .032″, 2x 1/16″ holes opposite sides, polished w/240 grit