Packs of 2000 Round head nails. These plastic collated stick nails traditionally have a full round head, while only giving marginally better holding power to clipped head nails, they are preferred by the construction industry. Collation is angled at 21° to accommodate the overlapping heads. Smooth shank nails have exactly that: a smooth appearance. Due to their regular form they can be produced at very high speed & are therefore the most economical type of nail. However, their h