Amazon.co.jp: Iron (SCM435)/Unichrome Hex Bolts, Strength Classification: 10.9 [Made of Japanese Studded Screw] (Half Screw) M6 x 25 (Pack of 10) : Industrial & Scientific
Amazon.com: DIN 931 Hex Cap Screw, Class 10.9 Steel, M20 x 155mm, Zinc Plated, Partially Threaded (QUANTITY: 6) : Industrial & Scientific
Amazon.com: M20-2.50x60 MM,(FT) Metric Class 10.9 HEX Head Screw, DIN 933/961, Plain (Quantity: 20) Size: M20-2.50 | Length: 60mm | | Fully Threaded : Industrial & Scientific
Amazon.co.jp: Iron (SCM435)/Trivalent Black Hex Bolt, Strength Classification: 10.9 [Made of Japanese Zipper] (Full Thread) M6 x 10 (Pack of 10) : Industrial & Scientific
Amazon.com: M20-2.5 x 50mm Hex Head Cap Screws, Steel Metric Class 10.9, Zinc Plating (Quantity: 25 pcs) - Coarse Thread Metric, Fully Threaded, Length: 50mm Metric, Thread Size: M20 Metric : Industrial & Scientific
Amazon.com: M20-2.50 x 65 mm. Class 10.9 Furnace Black Hex Head Cap Screw, 5 pk. : Industrial & Scientific