Home » Tender for Supply Of S/c Drills With A Diameter Of 7mm, Length Of 90mm, And Tialn Coating. The Drills Are To Be Sourced From Specified Manufacturers Including Motherson, Forbes, Seco, Sandvik, Biltz, And Guhring. S/c Drill Dia 7mm Fl-50 Oal-90mm Tialn Coated, India