Tender for Supply Of Hss Parallel Shank Drill Bit (high Cobalt) As Per Is:5101:1991 (chemical Composition Grade Designation-xt110mo10co8cr4w2(co 7.75 - 8.75) As Per Is:7291-1981,size 3.7 Mm(d) Optimum Drill Bit Tip Type A/d Optimum Flute Angle For Use Drilling Operation On Stainless Steel. in Gorakhpur - Uttar Pradesh

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