Basic Info.
Product Description
9Gx2.5'' Umbrella Head Roofing Nails with Smooth / Twist shank
Type : Roofing Nails
Materials : Q195,Q235 or according to your request.
Head : Umbrella head
Shank : Smooth shank, Twist shank
Point : diamond point
Shank Diameter : 6BWG~18BWG.
Length : 1/2" to 6 1/2" or according to your request.
Treatment : bright (polished) or galvanized finishes are available.
Standard Packing: 7LBS 8Boxes/CTN, 25Kgs/Bag,50Kgs/Gunny Bag or according to your request.
Application : Roofing Screw Nails are widely used for jointing wood, roof board, roofing sheet and tightening wood or iron sheet.
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| Specification | Length | Shank Diameter | Head Diameter |
| BWG 8*2" | 50.8 | 4.19 | 20 |
| BWG 8*2-1/2" | 63.5 | 4.19 | 20 |
| BWG 8*3" | 76.2 | 4.19 | 20 |
| BWG 9*1-1/2" | 38.1 | 3.73 | 20 |
| BWG 9*1-3/4" | 44.5 | 3.73 | 20 |
| BWG 9*2" | 50.8 | 3.73 | 20 |
| BWG 9*2-1/2" | 63.5 | 3.73 | 20 |
| BWG9*3" | 76.2 | 3.73 | 20 |
| BWG10*1-3/4" | 44.5 | 3.37 | 20 |
| BWG10*2" | 50.8 | 3.37 | 20 |
| BWG10*2-1/2" | 63.5 | 3.37 | 20 |
| BWG11*1-1/2" | 38.1 | 3.02 | 18 |
| BWG11*1-3/4" | 44.5 | 3.02 | 18 |
| BWG11*2" | 50.8 | 3.02 | 18 |
| BWG11*2-1/2" | 63.5 | 3.02 | 18 |
| BWG12*1-1/2" | 38.1 | 2.74 | 18 |
| BWG12*1-3/4" | 44.5 | 2.74 | 18 |
| BWG12*2" | 50.8 | 2.74 | 18 |
| BWG13*1-3/4'' | 44.5 | 2.41 | 15 |
| BWG13*2'' | 50.8 | 2.41 | 15 |
| BWG13*2-1/2'' | 63.5 | 2.41 | 15 |
| BWG13*3'' | 76.2 | 2.41 | 15 |
