Pin length 3.3 x 1mm diameter holes Holes should be drilled 6mm from edge of PCBAvailable in 2 3 & 4-way Housing with printed circuit type tin-plated phosphor bronze terminals pre-assembled with pins at right-angles to the housings for direct PCB mounting. Thus boards with straight 0.1-inch series plugs may be connected at right-angles & boards with right-angle plugs may be connected end to end. The housing has a clip which holds it against the edge of the PCB.