Cross Recess Flat Head Confast Screws Square Cone Point for Concrete
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- Supplier: Dongguan Vedali Hardware Co. Ltd.
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Product Overview
Description
Cross Recess Flat Head 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
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Items |
Description |
Remark |
Picture |
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Material |
Steel |
6.8 |
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Finish / Plating |
Dacromet |
Blue |
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Hardness |
42 |
HRC |
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Tensile strength MPA |
450 |
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Standard |
Custom |
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Dimensions |
Thread dia. |
14# |
Head dia. |
12.5 |
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Full length |
15 |
Head height |
4.5 |
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Pitch |
2.54 |
Head socket |
Hex |
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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
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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 |
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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 .
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Screws
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Various standard and non-standard fastener screws with qualified materials for different applications . |
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Nuts and bolts |
High tensile strength bolts nuts for engineering projects . |
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Washers and spacers |
Different materials washers and spacers for mechanical and clectronic parts |
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Fastener Pins |
Precise mechanical tolerances and good quality for industry . |
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Plastic Parts |
Customized manufacturing service and top materials for communication and electronics and auto etc . |
Quality Guarantee
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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 |
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Note : We are available for customized requests on quality
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Production Capacity
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Stamping parts with complicated designs , min. tolerances to 0.01mm (0.0004 inch ) , monthly capacity ups to 100 tons .
Availabe material : 1. Carbon steel 2. Brass 3. Aluminum 4. Stainless steel 5. Plastic 6. Various alloy steel eg. titanium alloy . |
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 |
Precise turning machines and CNC , tolerances are up to 0.01 and 0.008 mm for limitaiton . 5 million pcs monthly capacity .
Availabe material :
1. Carbon steel 2. Brass 3. Aluminum 4. Stainless steel 5. Plastic 6. Various alloy steel eg. titanium alloy .
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Assorted fastener machines to make different screws , bolts , nuts and pins etc . Diameter from M0.8 to M30 . Monthly capacity ups to 300 tons .
Availabe material : 1. Carbon steel 2. Brass 3. Aluminum 4. Stainless steel 5. Plastic 6. Various alloy steel eg. titanium alloy . |
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Warm Tips
If you are interesting in dacromet confast screws , please contact us via email or phone , we will get back to you within 12 hours , Thank you !
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