M4 x 0.75 Pitch x 8 Flat Head Countersunk Screw Zinc (Pre '67 JIS) RC Models
Thread - M4. Thestandard J.I.S M4 screws have a pitch of0.7mm. Pitch- 0.75 mm. We do engine screw kits for motorcycles using J.I.S screws in both stainless and zinc plated steel. M3, M5 and M6 J.I.S also available in standard pitch.