Brand: EasyMech Type: M5 (5.0 mm Bolt Diameter) Bolt Head Outer Diameter: 8.5 mm Bolt Length: 35 mm Bolt Head Style: Round Bolt Drive Style: Hex Socket Color: Black Nut Type: Hex Nut Outer Diameter: 8 mm Allen Key size Required: 4 mm. Hardness is 2 times higher than copper,10 times higher than aluminum.
Product: EasyMech Set of M6 X 12MM Socket Head Cap (Allen) Bolt and Nut Brand: EasyMech Allen Key size Required: 6 mm. Hardness is 2 times higher than copper, and 10 times higher than aluminum. Hexagon angular groove depth of more deep, will not slip and hence more convenient for hand tightening.