supply of 1) high speed steel high cobalt content drill bit 10mm, as per drawing: din 338 2) high speed steel high cobalt content drill bit 6.0 mm, as per drawing: din 3381) high speed steel high cobalt content drill bit 10mm, as per drawing: din 338 2) high speed steel high cobalt content drill bit 6.0 mm, as per drawing: din 338,high speed steel high cobalt content drill bit 10mm, as per drawing: din 338 [ war ranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ] , high speed steel high cobalt content drill bit 6.0 mm, as per drawing: din 338 [ wa rranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ]