Back Home / Fasteners / Bolts / HEX FLANGE BOLT METRIC ZINC M10-1.50 X 30 HEX FLANGE BOLT METRIC ZINC M10-1.50 X 30 SKU: X10X30MF Categories: Bolts, Fasteners A one-piece hex washer head bolt with a flat bearing surface made of medium carbon or high-alloy steel. Heat treated. Class 10.9, Rockwell hardness C32-39 Zinc plated. Metric course threads. Case Quantity: 50 Log In For Pricing