Details:

Specifications:

• material: #55
• point: diamond pint
• length: 1"--4"
• harden: high harden
• Head : checkered ,flathead 
• Diameter:BWG8-BWG12
• Finished: electro galvanized, black, yellow zinc coated
• Shank :smooth shank /twisted shank /grooved shank 

Usage:widely used in workshop, construction and dily life to attach wood, concrete wall ,lime wall  ,shelving or any other type of material to a concrete or mansonry surface.

Besides: we also manufacture drywall screws, chipboard screws, self tapping screws, self drilling screws, common wire nails, concrete nails, shoe tacks, tape measure, iron wire and so on