DescriptionSecuFast Seclock M12 x 20 A2 Features SecuFast Seclock M12 x 20 A2 Type of screw Machine screw Head type Roundhead Diameter 12 Lenght 20 Material SS A2 Bit SL-M12 Related products SecuFast Seclock Bit M12 SecuFast Seclock Bit M12