High Strength Black Machine Screws ISO7379 M5-M20 Hexagon Socket Head Screw Fasteners

• Material: Stainless Steel
• Type: Round Head
• Connection: Common Bolt
• Shipping Cost: Estimated freight per unit.: about shipping cost and estimated delivery time.
• Currency: US$
• Return&refunds: You can apply for a refund up to 30 days after receipt of the products.
• Model NO.: WSB01
• Head Style: Round
• Standard: DIN, ANSI, GB, JIS, BSW, GOST
• Grade: 8.8
• Application: Machinery, Chemical Industry, Environmental, Building
• Finish: Black
• Groove: Cross
• Surface Treatment: Bronze, Zinc Plated, Rainbow, Plain, Nickle Plated
• Shape: Hexalobular Socket Raised Countersunk (Oval) Head
• Transport Package: in Bulk or in Small Box, Small Box+Carton
• Specification: 3.5mm-4.8mm
• Origin: China
• HS Code: 731829000
• Production Capacity: 1500tons/Year
• Package Size: 27.00cm * 20.00cm * 17.00cm
• Package Gross Weight: 25.000kg

Product Description

 

Product Description

Product Name	Fastener hex flange head shoulder bolt shoulder screw
Size	M3-M20
Material	Carbon Steel, Stainless Steel, Titanium, Aluminum, Brass, etc
Surface Treatment	Plain, black, zinc plated/according to your requirement
Standard	DIN GB ISO JIS BA ANSI
Grade	SUS201, SUS304, SUS316, A2-70, A2-80, A4-80, 4.8 6.8 8.8 10.9 12.9
Quality Policy	All the parts manufactured 100% inspection from OQC before shipping.
Thread	Coarse, fine
Used	Building industry machinery electronic,etc
Non-standards	OEM is available, according to drawing or samples

Detailed Photos

Packaging & Shipping

 

FAQ

Q: Are you trading company or manufacturer ?

A: We are factory and OEM are available
Q: How long is your delivery time?

A: Generally it is 7-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.
Q: Do you provide samples ? is it free or extra ?

A: Yes, we could offer the sample for free charge but do not pay the cost of freight.
Q: What is your terms of payment ?

A: 30% T/T in advance ,balance before shippment or L/C.