Thread type: coarse - for softwood, chipboard, MDF
Thread diameter/length: depending on workpiece Screws 25 mm - for 12-16 mm plates Screws 32 mm - for 19 mm plates Screws 38 mm - for 22-25 mm plates Screws 64 mm - for construction timber
Head type: depending on application and drilling template Round head (Panhead) - no impression of the surface (for Micro Pocket) Hexagonal head - for narrow places Plate head (Maxi Loc) - for best hold