Carbon steel black phosphating bugle head C1022 steel hardened with heat treatment 3.5, 3.9,4.2,4.8 coarse thread drywall screws MADE IN CHINA      Product Description    About Drywall Screw: 1. Drywall screw, also called wallboard nail. Used for plasterboard and wooden keel or plasterboard and light steel keel connection.
2. In the market, drywall screw general with black for many, that is black phosphate.

Products Name:	Drywall Screw
Size:	M3.5~M4.8
Lenght:	15MM-150MM
Material:	C1022
Thread :	Fine & Coarse & Twinfast
Head type:	Bugle head, phillips drive, Drilling point
Finish:	Black/grey phosphate or zinc plated
Quality:	High-quality raw material, strict inspection
Product features:	Used for all kinds of gypsum board, light partition wall and ceiling series of installation
Minimum Order Quantity:	More than 0.5 Metric ton
Shipment Port:	SHANGHAI OR NINGBO
Delivery Time:	20-30days,According to the volume to determine the delivery time.
Packing:	Box, carton or plastic bags, then put on pallets, or according to the demand of the customers

  The choose and buy of drywall screws standard   1. Screw head is round 2. Sharp point 3. The screw is perpendicular to desk when it is upside down,especially the thread part 4. The phillipe drive is in the certre of the head       Detailed Images Coarse thread     Fine thread   Packaging & Shipping           • BY SEA & BY AIR        • Port: SHANGHAI & NINGBO
    • BY SEA : ( North America,South America) around 40 working days, Eastern Europe  around 30-40 working days , Southeast Asia  around 6-10 working days, Africa  around 35-45 working days, (India, Pakistan ) around 40 working days,( South Korea, Japan)  around 40 working days.       • BY AIR : Africa around 3-5 working days, Other places  around 1-3 working days.         • Carton size : The ordinary carton  (26.5*21.5*16.5CM) ,  or according to the demand of the customers.       • Packing : Box, carton or plastic bags, then put on pallets, or according to the demand of the customers.   Company Information              •   We have more than 10 years experiences on fasteners. We are a typical  China supplier.We are professionally exporting under the standards of DIN, JIS, GB, ANSI, and BS, as well as nonstandard fasteners. Now we have gained close cooperation with clients from Korea, Iran, Europe, India, and America, and won good comments from users. We appreciate your interest on our company very much and hope that our website will be helpful and informative to you. If you need more information, please contact our sales department.    Certifications Principal Market           • Our company's major export markets in North America,South America,Eastern Europe,Southeast Asia,Africa,Oceania,Mid East,Asia,Western Europe,US, South Korea, Russia and so on other countries and area.   Trade Shows   Our Services               • About the inquiry :  We will reply within 24 hours               • Guarantees/Warranties/Terms and Conditions : We guarantee product quality and take responsibility for the defects caused by manufacturing.       Contact Us