Allen Head Bolts from Adfast Components are precision-engineered fasteners featuring a hexagonal socket in the head for use with Allen or hex keys. Commonly available in round, flat, and button head styles, these bolts are offered in high tensile, stainless steel, and duplex steel materials, conforming to various ASTM standards. We provide both metric and imperial dimensions, including UNC, UNF, UN, and ISO thread profiles. Explore our range to find details on sizes, thread types, torque values, materials, grades, and manufacturing processes.