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black phosphate drywall screw
Use: fitment nail / upholster nail
Diameter: 3.5mm---10mm
Length: 13mm---254mm
Material:C1022
Surface treatment:1.black/grey phosphate 2.yellow zinc plated 3. blue zinc plated
Head type: 1.pan 2.bugle 3.wafer 4. pan praming
Thread type: 1.coarse 2.fine
Drive: Philips
Package specification: 100/pcs/carton/case 0.5kg 1kg 2.5kg 5kg 10kg 20kg 25kg 1000kg or according to customer request
black phosphate drywall screws
