201 304 316 Stainless Steel Drilled Hollow Ball with Hole – Custom Surface Finishes Tapped Sphere for Railing & Handrail Fittings
Winsco Metal Company Profile
Winsco Metal — Your Trusted Source for Stainless Steel Stair Fittings
With over 23 years of manufacturing excellence, we are a group company with our own factory, specializing in high-quality stainless steel stair fittings — balusters, handrail connectors, flanges, elbows and more. Materials: 201/304/316L.
Why choose us:
• 23+ years of expertise, factory-direct supply with strict quality control
• Custom fabrication per drawing — sizes & finishes (mirror/satin) available
• Fast response: quote within 24 hours, delivery in 7–45 days
From precision casting to stamping, we offer one-stop solutions for all your stair fitting needs. Custom orders welcome!
Product Description
Our drilled stainless steel hollow balls are precision manufactured in grades 201, 304 and 316, featuring a clean tapped hole for easy mounting. Available in a wide range of sizes and customizable surface finishes — mirror polished, brushed, satin or sandblasted. Widely used in railing, handrail, staircase, furniture and architectural decorative applications. Factory direct pricing with OEM support.
Available Specifications
| Category |
Options |
| Round tube O.D. |
Metric OD (mm): 12, 12.7, 16, 19, 25.4, 33.7, 38.1, 44.5, 48.3, 50.8, 63.5
Inch Size: 3/8", 1/2", 5/8", 3/4", 1", 1 1/4", 1 1/2", 1 3/4", 2", 2 1/2"
|
| Larger pipe sizes |
Metric OD (mm):76, 80, 89, 102, 108, 114, 127, 133, 141, 159, 168, 219, 273
|
| Tube wall thickness |
1.0mm / 1.2mm / 1.5mm / 2.0mm / 3.0mm |
| Finish |
Mirror / Satin / Gold (PVD) / Black (PVD) |
| Material |
201 / 304 / 316 |
| Customization |
Special sizes available on request |
Winsco Metal Production, Quality Inspection, Packaging & Container Loading Showcase
Every product from Winsco Metal undergoes strict quality inspection before delivery to ensure compliance with customer requirements.
Application Cases
Stainless Steel Handrail Fittings FAQ
Q1: Will 201/304/316 stainless steel meet the required material standard? A: Yes. Materials are sourced from certified mills. Each batch comes with MTC. We separate grades during production and packaging to avoid mixing. You get exactly the grade you ordered.
Q2: How about product surface quality? A: All fittings pass QC inspection. We reject items with stains, scratches or uneven brightness. Clean, qualified surfaces guaranteed. Pre-production samples are available for confirmation.
Q3: Can I trust your factory after paying the deposit? A: Winsco Metal is an established stainless steel exporter. We sign formal contracts. We will not hold payment and skip shipment. We guarantee on-time delivery.
Q4: Are accessories made to match my required specifications? A: Yes. We confirm all specs before mass production. Finished parts are dimension checked to ensure they fit your requirements perfectly.
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