Catalog number: GX-7S Features: ●If you use the short end and hold the long end, you can tighten with a large force. Also, if you use the long end and hold the short end while turning, you can tighten with a fast rotation. ●Hardness is HRC54-59. Specifications: ●Set contents (mm): 1.5, 2, 2.5, 3, 4, 5, 6 ●Set contents (pcs): 7 Set contents/accessories: ●Holder
