Cement Mill Liner Bolt as per ISO 898-1. Metric Size: 𝟇 M 20 to M 56. Metric Length: M 80 to M 1000. Inches Size: 5/8″ to 2 1/4″. Inches Length: 4″ to 38″. Grade: Grade 12.9, 10.9, 8.8 & A2-50, A2-70 / A4-50, A4-70, AISI SS 304, SS 316L, Coating: BLK, ZP, HDG, …