supply of hss machine tap thread former 3/8 x 24 , hss machine tap thread former 3/8 x 24 unf 2 bx tl-20 mm oal 100 mm sh. dia 10 m m as drg. no. tt04gm0007/3. (make/brand of tap must be either addison, it, yg, guhring, walte r, mitsubishi, totem or hittco.) [ warranty period: 30 months after the date of delivery ] ] , hss hand and short machine tap bottoming (coarse pitch) m 20 x 2.5 mm pitch (6h tolerance) is 6175: 1992 part iii. (make/brand of tap must be either addison, it, yg, guhring, w alter, mitsubishi, totem or hittco.) [ warranty period: 30 months after the date of delivery ] ] , hss hand and short machine tap bottoming (fine pitch) m 10 x 1.25 mm pitch (6h t olerance) is 6175: 1992 part ii. (make/brand of tap must be either addison, it, yg, guhring, wal ter, mitsubishi, totem or hittco.) [ warranty period: 30 months after the date of delivery ] ]