tender for manufacture and supply of 6 mm thick grooved rubber sole plate (grsp) for 1 in 12, 60kg fstoas per rdso drg. no. t-4218 alt. 6 or latest alteration if any and conforming to ir specification sl. no. t-47-2020 [revision-01]. note: list of grsps for each set are as per annexure-f of attached tender document.