SIZE SPECIFICATION: Set/8 Pcs - 6x7, 8x9, 10x11, 12x13, 14x15, 16x17, 18x19, 20x22 mm, Tommy Bar. TECHNICAL SPECIFICATION: Conforms to IS 2030, Made of selected tubing, Zinc plated, Box Packing. HSN CODE: 82041110. PRODUCT CODE: GY10207.