**Features** *For general applications into softwoods and various types of hardwood.|*Designed and manufactured to BS 1210 Standards - major diameter and threads excepted.|*25 degree sharp point and single leading thread for a fast start and improved thread acceptance.|*60 degree Twin-threads with parallel shank for faster insertion and greater pull out resistance.|*Large core diameter for extra strength.|*Surface hardened up to 750 HV to prevent torque shearing under load and a core hardness of up to 450 HV for improved ductility.|*Plated in zinc to a minimum of 7.5 microns and black passivated.|*Made from C10-18 Steel to ensure consistent quality.|*Double countersunk reduces the likelihood of head shear and assists completion of countersinking.|*Full batch-traceability to the original steel mill certificate.|*Suitable for TIMco and all other leading plastic expansion plugs.|*Sold in two-piece strengthened laminated TIMco branded boxes for market appeal and quality recognition.|*Bar-coded to assist in sales and stock control.**