Home Companies VEDALI HARDWARE CO., LTD

Cross Recess Flat Head High Low Threads Confast Concrete Screws Square Cone Point

Contact Us

[China]

Trade Verify

Address: NO.12 HUANGHE RD ,HUANGJINAG , DONGGUAN, GD,CHINA

Contact name:David

VEDALI HARDWARE CO., LTD

Verified Suppliers

Trust
Seal
Verified
Supplier
Credit
Check
Capability
Assessment

Cross Recess Flat Head High Low Threads Confast Concrete Screws Square Cone Point

Country/Region	china
City & Province	dongguan guangdong
Categories	Screws

Product Details

Cross Recess Flat Head Hi low Threads Confast Screws Square Cone Point for Concrete

Product Description

Metal confast screws are made of carbon steel with harden treatment grade 6.8 , cross recess in the centre of the head and 90 degree countersunk head design for taper hole of material . confast screws with a square cone point that improves drilling perfromance and stop conrete screws to back out , self tapping threads with cutting line from begainning to end of the threads , this design is helping screws to fast to drill material under pressure .

Generally , confast screws with high tensiles strength for drill block or concrete objects . dacromet finish on surface is perfect for resistance of corrosion .

Technical Data

Items	Description		Remark	Picture
Material	Steel		6.8
Finish / Plating	Dacromet		Blue
Hardness	42		HRC
Tensile strength MPA	450
Standard	Custom
Dimensions	Thread dia.	14#	Head dia.	12.5
	Full length	15	Head height	4.5
	Pitch	2.54	Head socket	Hex

Plating for confast screws have more options according to applications

Zinc , Nickel , Brass , Gold , Oxide , Paint , Passiviation , Polish , Chrome , Dacromet , Geomet , Sand blasting and Silver printing

Product Features

1 . Quick installation

Standard cutting self tapping screw with square cone point .

2 .Strict dimension with tolerance

3. Longer service

4 . Not easy to be rusted

Environmetal blue dacromet finish can stop confast screws to be rusted .

5 . No burrs or scratch .

6 . High speed feature .

7 . Harden material

Tips for application

1 . Suitalbe for concrete block .

2 . Operated confast screws in screwgun with phillips drive .

3 . Drill a small with about 3 mm depth hole before installation .

4 . Do not hammer screws for longer service .

Product Application

Flat head dacromet confast screws are mainly used to buliding fastening like conrete wall .

How we pack

Normal packing

1. In bulk : Polybag ( 1-5 kgs) and cartons (8-20 kgs ) , 0.01 CBM / CTN

2. Boxes : Box ( 1-3 kgs) and cartons ( 5-15 kgs ) , 0.01 CBM / CTN

3. All cartons to a pallet ( 1X1.2 m )

4. Customized packing

Note : Objects showed in picture are only for reference , not stand for described items .

Optional Products

We manufacture various hardware parts , you can find and click following descriptions to see more items .

Screws	Various standard and non-standard fastener screws with qualified materials for different applications .
Nuts and bolts	High tensile strength bolts nuts for engineering projects .
Washers and spacers	Different materials washers and spacers for mechanical and clectronic parts
Fastener Pins	Precise mechanical tolerances and good quality for industry .
Plastic Parts	Customized manufacturing service and top materials for communication and electronics and auto etc .

Quality Guarantee

Precise testing equipments and tools for hardness , dimensions , corrosion resistance and pass rate etc . our tolerance for tools is up to 0.005 mm .		All products are compliance with RoHS and REACH standards


Note : We are available for customized requests on quality