Material: 304 stainless steel (A2) and no exterior finish, greater strength and corrosion resistance performance than regular stainless steel or zinc plated fasteners.
Head Diameter: 12.5mm; Head Height: 3mm
Hex Drive Size: 4mm
Included 20 pcs free same size M6 Hex Locknuts to help save your time and money to find nuts.The locknuts are also made of 304 stainless steel and could be found seperately in our shop for your needs.