Anka Flat Head Black Phosphating Metric Drywall Screw

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Product Overview

Description



Product Overview


Drywall screws
Dry wall nail heat treatment: is the steel by heating to different temperatures and then using different cooling methods to change the steel properties of different purposes.
Now commonly used heat treatment is: quenching, annealing, tempering three。


FEATURES AT A GLANCE


Drywall nails are used for the connection between gypsum wallboard, etc., and metal keels.
The thread is double-head thread, and the surface of the thread has a high hardness (≥HRC53), which can be quickly screwed into the keel to form a connection without making a prefabricated hole.
The market is generally more black, namely black phosphating.
More than 80% of the demand for drywall nails is concentrated in the 3.5x25 specification.
Because mainly used for plasterboard, and plasterboard thickness is the same.


Head have to round
Tip have to tip
The slot is right in the middle of the top


PRODUCT CONFIGURATION


CHANGCHAI high power engine
Imported EATON control valve
Japan Shimadzu hydraulic motor




Specification


Product Name
black screw , drywall screw , gypsum screw
Material
carbon steel 1022A
Color
black phosphated ,grey phosphated ,blue-white zinc , white zinc , yellow zinc
Surface finish
wax, zinc plated, trivalent chromium blue white zinc, brass plated, phosphate, mechanical zinc, hot-dip galvanized, dacromet
Thread Code
full thread and half thread
Standard
ISO,GB,DIN,JIS,ANSI,BSW
Diameter
M3.5-M4.8, 6#-10#
Length
11mm-175mm, 5/8'-7' inch


PRODUCT SPECIFICATIONS


No
DIAMETER
LENGTH
1KG/NO.
BOX/NO.
1
M3.5
15mm
555
1300
2
M3.5
20mm
449
1100
3
M3.5
25mm
406
1000
4
  M3.5
30mm
337
840
5
M3.5
35mm
287
710
6
M3.5
40mm
239
590
7
M3.5
50mm
190
470


Our service


We can produce nonstandard products according to your request. We will continue to serve you after sales.


Certifications




FAQ


1: Are you trading company or manufacturer ?
A: We are factory.
2: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock.
3: Do you provide samples ? Is it free or extra ?
A: Yes. Sample free but the postage paid by buyer.
4: What is your terms of payment ?
A:TT.LC.PayPal.Western union .MoneyGram.Cash.


0.1479 s.