Catalog number: BJ749-12018 Features: ●The downsized type has a smaller thread size than the general T-slot. Specifications: ●T-slot width (mm): 18 ●Compatible bolt: M12 ●Downsized type Material/Finish: ●S45C Black dyed Note: ●Shipping to Hokkaido and Okinawa is 1,500 yen
