THE SHEFFIELD CORP.

THE SHEFFIELD CORP.

1.7491 DIA. CLASS X MASTER PLAIN BORE RING GAGE UNDERSIZE 1.7500 -.0009 1 3/4

THE SHEFFIELD CORP.

1.8648 DIA. CLASS X MASTER SMOOTH PLAIN BORE RING GAGE UNDERSIZE 1.8750 1 7/8

THE SHEFFIELD CORP.

1.9012 DIA CLASS XX MASTER PLAIN BORE RING GAGE UNDERSIZE 1.9375 -.0363 1 15/16

THE SHEFFIELD CORP.

1.9017 DIA CLASS XX MASTER PLAIN BORE RING GAGE UNDERSIZE 1.9375 -.0358 1 15/16

THE SHEFFIELD CORP.

1/2 24 NS 2 THREAD RING GAGE .5 NO GO ONLY P.D. = .4689 1/2-24 NS-2 INSPECTION

THE SHEFFIELD CORP.

1/4 18 ANPT PLAIN TAPER PIPE PLUG GAGE TO SET RING ROOT TRUNC .25-18 A.N.P.T.

THE SHEFFIELD CORP.

12 28 NF 3 PREPLATE THREAD PLUG GAGE #12 .216 GO NO GO P.D.'S = .1928 & .1950

THE SHEFFIELD CORP.

2 5/16 18 NS 2 THREAD PLUG GAGE 2.3125 GO NO GO P.D.'S = 2.2764 & 2.2826 TOOL

THE SHEFFIELD CORP.

2.5585 & 2.5588 CL XX PIN PLUG GAGE GO NO GO 2.5625 -.0037 2 9/16 65 mm - BR1924BC2

THE SHEFFIELD CORP.

2.7950 DIA. CLASS X MASTER SMOOTH PLAIN BORE RING GAGE UNDERSIZE 2.8125 2 13/16

THE SHEFFIELD CORP.

2.8250 DIA. CLASS XX MASTER SMOOTH PLAIN BORE RING GAGE OVERSIZE 2.8125 2 13/16

THE SHEFFIELD CORP.

3/4 16 EXTENDED REACH THREAD PLUG GAGE .75 GO NO GO P.D.'S= .7094 & .7110 3/4-16