#3 #4 drill end  hexgon flange with

black EPDM washer self drilling screw 

♦Show product

♦Product feature 

1. material : carbon steel 1022

2. grade : A

3. head type : hexgon truss 

4. thread : full/partial 

5. end : #3 #4 drill end 

6. drill ability : 4~10mm 

7. washer : available . black/grey/white PVC and EPDM washer 

8. main size : 4.8*20mm 25mm 30mm 35mm 40mm 45mm 

                           4.8*50mm 55mm 60mm 65mm 70mm 75mm

                           5.5*19mm 25mm 30mm 35mm 40mm 45mm 50mm

                           5.5*55mm 60mm 65mm 68mm 75mm 90mm 115mm 

                           6.3*19mm 25mm 32mm 38mm 50mm 63mm

                           6.3* 75mm 100mm 125mm 

9.application : to fix steel stucture , heavy steel keel , thick metal board ,roofing ,colored board ,

                            and the washer can  effeciently protect the attacher materials from tne rain .

♦About packing 

In general ,we have three types of packings.

1.500/1000pcs per small color/white box,20/16 boxes per carton .

2.loose packing is 20/25kg in one carton/bag .wood pallet is available .

3.OEM brand is accepted ,or as buyer's request .

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♦Our company 

Huhao Metal Products Group Ltd , 

1 .Establish in 1998 ,located in Tianjin city , is a manufacturing enterprise ,

2 .Professional to do various kinds of screws and nails for more than 16 years .and been

Alibaba golden supplier for 7 years . 

3 .Products are mainly exported to Europe, North America, South America, Africa, Asia, etc, and

has a good relationship with many country customers .

4 .integrity, quality, respect for customer demand as the starting point, and receives  the new and

 old customers' recognition and support.

If you are interested in our products ,please talk with me .