Mr. Pen nuts and bolts assortment kit includes 272 pieces of flange hex head bolts, nuts, washers, and lock washers, offering a comprehensive selection for metric fastening applications.
Made from high-grade 10.9 medium carbon alloy steel, this set delivers excellent strength, durability, and resistance to wear under high-stress conditions.
Includes metric sizes M6, M8, and M10, with bolt lengths ranging from 12mm to 30mm, ideal for a wide variety of mechanical and construction uses.
Designed with anti-slip gear and full deep threading to ensure secure, anti-loosening installation even in heavy-duty tasks.
Perfect for automotive, industrial, or home repair projects, each piece is organized in individual compartments for easy access and efficient workflow.