Only 1 left in stock Quick view Remove from Compare Compare Items 15/16 18 NS THREAD PLUG GAGE .9375 GO ONLY P.D. = .9024 INSPECTION TOOL 15/16-18 $34.99 View Options
Only 1 left in stock Quick view Remove from Compare Compare Items 7/8 20 NEF 2 THREAD PLUG GAGE .875 GO NO GO P.D.'S = .8425 & .8472 7/8-20 TOOL $62.99 View Options
Only 1 left in stock Quick view Remove from Compare Compare Items 9/16 18 NS 3 SPECIAL THREAD PLUG GAGE .5625 GO NO GO P.D.'S = .5228 & .5256 TOOL $34.99 View Options
Only 1 left in stock Quick view Remove from Compare Compare Items 9/16 56 UN 2B THREAD PLUG GAGE .5625 GO NO GO P.D.'S = .5509 & .5546 9/16-56 $149.99 View Options
Only 1 left in stock Quick view Remove from Compare Compare Items 5/8 32 NS CARBIDE THREAD PLUG GAGE .625 GO NO GO P.D.'S = .6067 & .6103 TOOLS $159.99 View Options
Only 1 left in stock Quick view Remove from Compare Compare Items CADILLAC GAGE CO. 9/16 24 NEF 3B THREAD PLUG GAGE .5625 GO NO GO P.D.'S = .5354 & .5392 UNEF-3B $114.99 View Options
Only 1 left in stock Quick view Remove from Compare Compare Items JOHNSON GAGE CO. 1 5/16 12 UN 3B THREAD PLUG GAGE 1.3125 NO GO ONLY P.D.= 1.2640 INSPECTION UN-3B $64.99 View Options
Only 1 left in stock Quick view Remove from Compare Compare Items 3/8 24 UNF 2B +.0005 OVERSIZE THREAD PLUG GAGE .375 GO NO GO PD'S= .3484 & .3528 $44.99 View Options
Only 1 left in stock Quick view Remove from Compare Compare Items 1/4 28 SPECIAL THREAD PLUG GAGE .25 GO NO GO P.D.'S = .2268 & .2318 SPEC. TOOL $29.99 View Options
Only 1 left in stock Quick view Remove from Compare Compare Items HELICOIL 4 48 UNF 2B STI HELICOIL THREAD PLUG GAGE #4 .112 GO NO GO P.D.'S= .1256 & .1279 $63.99 View Options
Only 1 left in stock Quick view Remove from Compare Compare Items PERFEX 5/8 20 NS THREAD PLUG GAGE .625 GO ONLY P.D. = .5955 INSPECTION TOOL 5/8-20 $32.99 View Options
Only 1 left in stock Quick view Remove from Compare Compare Items ALAMEDA 5/16 24 NF 3 THREAD PLUG GAGE .3125 GO ONLY P.D. = .2854 QUALITY 5/16-24 TOOL $19.99 View Options