Black drywall tapping screw

Fine Thread Drywall Screw Roof screw usually have coloured roofing screws,showroom/big mushroom Black Phosphated Fine Thread Drywall Screw,hanger roofing screw,polycarbonate construction Hex Washer Head Roofing Screw. Coarse Thread Bugle Head Drywall Screws are available in stainless steel for weather-exposed areas and in zinc-plated steel for unweathered areas. These steel screws have a head encapsulated by chemical-resistant stainless steel. A rubber-bonded washer compresses to form a watertight seal.Coarse Thread Gypsum Drywall Screws  Self Drilling Screw SELF Tapping Screw Chipboard Screw Self Tek Screw Drywall Screw Hex Roofing Screw

Material:   Steel C1022
Measurement system:   INCH, Metric
Head Style:   Flat
Place of Origin:   handan city, China
Brand Name:   JK
Standard:   DIN
MOQ:   2ton/size
Size:   M4.2
Length:   25mm~75mm
Payment term:   T/T
Type:

Surface treatment:

BUGEL HEAD
Applications
. for using in stitch wood to metal
. using in flat surface required
. using in pre drilled hole for fitting
Features
. Precies cutting edges to improve  drill performance  with less effort
. Bugle  head available for working purpose

1. Surface Treatment for the drywall screw : Black, Grey Phosphated, white, yellow zinc plated
2. Material: C1022A steel hardend
3. Head type: Pilliips drive, bugle head
4. Point type: Sharp point, drilling point
5. Thread: Fine thread for profile, coarse thread for wood.
6. Diameter: 3.5mm (#6), 3.9mm (#7), 4.2mm (#8), 4.8mm (#10)
7. Length: from 16mm to 125mm, 1/2" to 5".
8. Package: Small plain box (white or brown), color print box and carton, Bulk Cartons (with big polybag), Bulk bag.
9. Mainly used for fixing and connecting gypsum bloard and wooden frame.
10. Features: Drywall screw, phillips, bugle head, coarse thread or fine thread, black/ grey phosphated.