This type of iron nails is made of cold drawn high quality carbon steel materials, heavy galvanized. Smooth shank, no head.

Common specification of concrete nails with no head:
Nail diameter 1．6 mm x Length 20mm
Nail diameter 1．6 x Length 25mm
Nail diameter 1．7 x Length 30mm
Nail diameter 2. 0 x Length 40mm
Nail diameter 2．0 x Length 50mm.

Galv concrete nail, no head, smooth shank
2 x 20 mm
2 x 25 mm
2 x 30 mm

Galv concrete nails , lost head , smooth shank
1. 6 x 20 mm
1. 6 x 25 mm
1. 7 x 30 mm
Packing :- 1kg / small box net / carton , then by container .

SS Nail 1.7 mm Dia, 25.4 mm ( 3 mm taper pin length out of 25.4 mm) moc SS316, WITHOUT HEAD -Galvanized Concrete Nails with No Head.