SPD FASTENERS

INDIAN STANDARD

HEXAGON HEAD BOLTS, SCREWS AND

NUTS OF PRODUCT GRADE ‘C’

PART 1 HEXAGON HEAD BOLTS (SIZE RANGE M 5 TO M 64)

IS 1363 Part 1: 2002 / ISO 4016

Steel Hardness: 4.8, 8.8, 10.9

Steel : 4.6, 4.8, 8.8, 10.9