3/8 Internal Thread Self Drilling Screw
SEO Keywords：
3/8 internal thread self drilling screw, female thread self-drilling screw, 3/8 tapped self drill screw, self drilling screw with internal thread, 3/8 drill point fastener
Product Titles
1. 3/8 Internal Thread Self Drilling Screw, Female Tapped Drill Screw for Steel
2. 3/8" Female Thread Self-Drilling Screw, Self Drilling Fastener for Metal Connection
3. Heavy Duty 3/8 Internal Tapped Self Drilling Screw for Roof & Steel Structure
Short Description
3/8 internal thread self drilling screw combines self-drilling point and built-in female thread. It can drill, tap and form internal thread in steel sheet directly, convenient for connecting hangers, rods and fittings on steel purlins.
Long Description
Our 3/8 internal thread self drilling screw is a special fastener integrating drill bit, tapping function and internal female thread.
Sharp drill point can penetrate steel plate, purlin and metal profile without pre-drilling. After tightening, it forms stable 3/8 internal thread inside, which allows threaded rod, hanger bolt and other accessories to screw in.
Made of high-strength carbon steel, surface galvanized for corrosion resistance. Widely used in ceiling suspension, steel structure, roofing, ventilation pipe and MEP installation projects.
Greatly improve construction efficiency, no need for pre-drilling and separate tapping operation.
Features
• Built-in 3/8 inch internal female thread
• Self-drilling tip, no pre-hole needed on steel
• One-step drilling & tapping, save working time
• High shear strength, stable thread connection
• Zinc plated finish for rust protection
• Easy to match with threaded hang rod
Application
Steel purlin ceiling hanging, roofing installation, duct hanger fixing, steel structure, MEP engineering, metal sheet connection
Specification
Product Name: 3/8 Internal Thread Self Drilling Screw
Material: Carbon steel
Thread Size: Internal 3/8"
Point Type: Self-drilling drill point
Surface Finish: Zinc plated
Usage: Connect threaded rod on steel
FAQ
Q1: Can it be used on concrete directly?
A: Designed for steel plate and metal purlin, not for concrete.
Q2: What rod fits this screw?
A: Matched with standard 3/8 threaded rod.
Q3: Can we get different plating?
A: Yes, Ruspert and other anti-rust finishes can be customized.
Customs Description
3/8 Internal Thread Self Drilling Screw, Carbon Steel Metal Fastener
Hot Tags: 3/8 internal thread self drilling screw, China 3/8 internal thread self drilling screw manufacturers, suppliers, factory, hollow wall toggle, Hollow Wall Toggle Anchor, Toggle Bolt Anchor For Drywall, toggle hooks
