tender for hss machine bridge reamers rh cutting with l.h. helical flute angle 25deg. , rake angle 4 deg. positive relief angle 7 deg. to 8 deg. and taper end 13.50 mmsize confirming to is: 5919 /78 amd.3 of make : m/s itmd/mumbai or m/s addison & coltd/chennai or m/s sandvik acia ltd/pune or m/s kenna metal india ltd/bangalore.
