Solder paste is deposited using a solder stencil with an aperture having a concave edge in {HEAD ~ order} to reduce {TAIL ~ the formation} of solder balls 
Solder paste is deposited using a solder stencil with an aperture having a concave edge in { HEAD ~ order } to reduce { TAIL ~ the formation } of solder balls
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH