Grizzly tap & die set inch g9768 machine shop coarse fine threads screw driver
Irwin 26317 41pc. metric tap & hex die set
1 1/2 12 nf 2 left hand thread ring gage 1.500 p.d.'s = 1.4459 & 1.4403 tooling
1 1/4 16 n2 left hand thread ring gage 1.250 p.d.'s = 1.2094 & 1.2039 lh tooling
1 1/4 12 nf2 left hand thread ring gage 1.250 p.d.'s = 1.1959 & 1.1903 lh tools
5/8 18 unf 2a left hand thread ring gage go only .625 p.d. = .5875 tooling shop
1 1/4 12 nf2 thread ring gage no go only 1.250 p.d. = 1.1903 machinist tooling
1 3/16 16 n2 thread ring gage go no go 1.1875 p.d.'s = 1.1469 & 1.1415 machine
1" 20 nef 2 thread ring gage go no go 1.000 p.d.'s = .9675 & .9627 machine tools
1 5/16 12 un 2a left hand no go only thread ring gage 1.3125 p.d. = 1.2509 tools
1 5/16 12 un 2a go no go thread ring gage 1.3125 p.d.'s are 1.2567 & 1.2509 tool
1 5/16 12 un 3a go only thread ring gage 1.3125 p.d. = 1.2584 royal tooling shop
1 5/16 12 un 2a no go only thread ring gage 1.3125 p.d. is 1.2509 machine shop
1 5/16 12 un 2a go only thread ring gage 1.3125 p.d. = 1.2550 j&l tooling shop
1 1/8 12 unrf 2a go no go thread ring gage 1.125 p.d. = 1.1940 & 1.1880 tooling
1 3/16 12 n2 no go thread ring gage 1.1875 p.d. = 1.1278 machinist shop tooling
1 1/4 12 unf 2a no go only thread ring gage 1.25 p.d. is 1.1879 machinist tools
New 1/4 20 unc 2a go no go thread ring gage .25 p.d.'s = .2164 & .2127 tooling
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