tender for wearing piece for side bearer to icf drg no: t-0-5-649 with alteration l/18.material and specification is-28-1985 gr.2amendt-1. accepted description:-wearingpiece for side bearer to icf drg no: t-0-5-649 with alteration l/18 (small-l) material andspecification is-28-1985 gr.2amendt-1 sept..1997 chill cast hardness 70 bhn min .