Specification for self-tapping screws and metallic drive screws Ingestion-build-89079 epichlorohydrin

epichlorohydrin

as required by BS EN 547-1 and BS EN 547-2

Who is this PAS 2070 for

With coarse thread M5 ≤ D ≤ M39

19 Personnel and training

Specification for self-tapping screws and metallic drive screws Ingestion-build-89079 epichlorohydrin1 Scope This British Standard relates to ferrous and non ferrous tapping screws and metallic drive screws. Provisions are made for two classes of tapping screw, namely thread forming and thread cutting, each available in several types which are described and illustrated in the standard. General dimensions are given for countersunk, raised countersunk, and pan head tapping screws with slotted or recessed heads, slotted mushroom heads, recessed flange