Need to Drill Through 12mm Steel Without Sacrificing Corrosion Resistance?
Introducing Our Bimetal Composite Screw – 304 Stainless Steel Head + 12.9-Grade Carbon Steel Thread*
Company Profile
With 15 years of experience supplying the European markets, Shandong Boltec Metal Industry Co., Ltd. delivers precision fasteners that combine advanced materials with rugged performance.
Why Choose Our Bimetal Screws?
Two Metals, One Superior Fastener
We’ve combined the best of both worlds: a 304 stainless steel head that resists rust and maintains a clean appearance, and a SCM435 carbon steel thread hardened to 12.9 grade for extreme tensile strength.
Drills Through Thick Steel Like Never Before
Designed for heavy-duty metal-to-metal fastening, this screw can drill through up to 12mm steel plate without pre-drilling – saving time and labor on the job site.
Built for the Toughest Environments
Whether it's structural steel framing, industrial equipment, or outdoor metal structures, this screw delivers holding power and corrosion resistance where it counts.
100% Export Quality
Every screw is manufactured to meet the high standards of Euro contractors and engineers, with consistent thread accuracy and reliable performance.
Tailored to Your Needs
Need a custom length, thread design, or packaging? We offer flexible customization to match your exact requirements.
More information for the Bimetal Screws
RFQ
- How do you let me trust you.
More than 15 years experience in Stainless steel fastener industry, Not only Boltec know the products well, but professional for the package, label, etc. can provide high quality products with reasonable price.
- How do wecontrol ourquality.
We request QC inspect every productions links for each bacth goods. And we can provide you MTC and mill certificate when the goods is finished. One Lot No. , one 3.1 certificates, can track production once have claim.
- Could you provide free samples?
For new customer, We can provide free samples for standard fastener, But the clients will pay the express charges. For old customer, We will send you free samples and pay express charges by ourself.
- Do you accept small order?
We keep lots of stock for all stainless steel common products, but faced the shipment, sometims one small order 2-3 Tons is Extraordinary economy for the price.
- How about your delivery time
General speaking, if the goods is in stock, we can delivery them 10 days, If the quantity is 1-2container, we can give you with 35-40 days, if the quantity is more than 2 container and You are very urgent, we can let factory priority produce your goods.
Sometimes depends on the different products.
- What is your packing.
Our packing is 20-25kg for one carton, 36 or 48pcs cartons for one pallet. One pallets is about 900-960kg, We also can make customer's logo on the cartons. Or we customized cartons according to customers' requestment.
- What is your payment term
We can accept T/T, LC for general order, Paypal and Western union for small order or samples order.
