Tianjin Lituo Imp&Exp Co., Ltd is the new star in fastener industry. Our popular products include: Common wire nail, concrete nail, umbrella head roofing nail, duplex nail, coil common nail, aluminium blind rivets, and drywall screws, chipboard screws, self drilling screws, self tapping screws w......










| Item: | concrete screw |
| Head type: | Flat ,mushroom |
| Dia: | 3/16 1/4 |
| Length: | 1" to 6" |
| Feature: | 25 mm~ 150mm (1"~ 6") |
| Material: | 45# steel |
| length(mm) | .5,3.2,3.5 |
| Gauge(mm) | 19,25,25,40,50 |
| Description: | smooth body, groove twist shank.vertical lines,flutted |
| Surface treatment: | electric galvanized. ,black coating |
| Packing: | 25 kg/carton bulk packing , small box or according to the requirement of customers |

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