Konoe Hexagonal Socket Head Bolt Half Thread M4 x 30 (200 pieces) CS-0430 1 box

Catalogue number: CS-0430 Features: ●The strength of the lower neck, which bears the load, is stronger than that of the fully threaded type. Specifications: ●Dimensions (mm) d: M4 ●Dimensions (mm) L: 30 ●Thread pitch (mm): 0.7 ●Thread length (mm): 20 ●Strength category: 12.9 ●Head diameter (mm): 7 ●Head thickness (mm): 4 ●Hexagonal hole diagonal dimension (mm): 3 ●Hexagonal hole depth (mm): 2 ●Type: Half thread ●Neck length (mm): 30 ●JIS B1176 standard product Material/Finish: ●Chrome molybdenum steel (SCM435) ●Surface treatment: Black dye finish (iron oxide coating)