ZDingTech 100 Pieces Set Screws 4-40 x 1/8 Inch 304 Stainless Steel Allen Head Hexagon Socket Set Screws with 1.27mm Allen Wrench
Why you'll like it
- Corrosion Resistance — Constructed from premium 304 stainless steel to withstand high temperatures, humidity, and freezing weather without rusting.
- Flush Installation — Headless grub screw design sits completely flush or below the surface for a clean, professional finish.
- Complete Hardware Kit — Includes 100 pieces of 4-40 x 1/8 inch hex socket set screws along with a matching 1.27mm Allen wrench for immediate use.
- Secure Fastening — Internal hexagonal socket ensures high torque transfer to firmly lock gears, pulleys, and knobs onto shafts.
Product details
Description
The ZDingTech 100 Pieces Set Screws 4-40 x 1/8 Inch set provides high-performance fastening solutions for precision engineering, electronics assembly, and hobbyist projects. Crafted from premium 304 stainless steel, these grub screws deliver exceptional resistance to rust, corrosion, and extreme temperatures, making them ideal for both indoor and demanding job-site environments.
Featuring a headless design with an internal hexagonal socket, these screws sit flush or below the surface upon installation, securely holding gears, pulleys, and door knobs onto shafts. Each pack includes fifty precision socket set screws and a matching 1.27mm hex drive key for quick and effortless manual adjustment.
Built with durable, burr-free threads, this reliable hardware kit ensures long-term structural integrity and dependable performance across various mechanical applications.
How to use
- Insert the set screw into an internally threaded hole.
- Use the included 1.27mm Allen wrench inside the internal hex socket to tighten or loosen the screw until it securely holds the target object against the shaft.
Ingredients
304 Grade Stainless Steel Alloy
As printed by the brand. Check the pack label if you have an allergy.
Specifications
| Brand | ZDingTech |
|---|---|
| UPC | 717164866150 |
| Ships from | USA (sourced directly), checked in Navi Mumbai |
| Sold by | Dropy.in |
Ratings & reviews
From our customers
FAQs
What are 4-40 x 1/8 inch set screws used for?
These socket set screws are commonly used in machinery and electronics to secure items like gears, pulleys, and door knobs onto rotating shafts or within threaded holes.
What material are these ZDingTech set screws made of?
They are manufactured from high-grade 304 stainless steel, which offers outstanding strength, durability, and resistance to rust and corrosion.
Does the package include a wrench?
Yes, each 100-piece pack comes with a matching 1.27mm Allen wrench designed specifically for easy installation and removal of the grub screws.
Are these hardware products authentic USA imports available in India?
Yes, this product is an authentic USA-imported item. Dropy sources its inventory directly from the United States to ensure genuine quality for customers in India.
Are these screws headless?
Yes, they feature a headless grub screw design with an internal hex socket so they can sit flush or below the mounting surface.
How long will delivery take?
Most orders arrive in 15–20 days: we source each product directly from the USA, check it at our Navi Mumbai warehouse and pack it on video. Items marked Dropy Express ship from our India warehouse and arrive in 3–5 days.
Is cash on delivery available?
Full cash on delivery is available all over India on Dropy Express items. For other orders from ₹2,499 to ₹15,000 you can use Partial COD: pay 25% online now and the rest in cash on delivery.
Are your products genuine?
Yes. Every product is 100% authentic, sourced directly from the USA, quality-checked and packed on video at our Navi Mumbai warehouse.
What if my order arrives damaged or wrong?
Write to us at [email protected] as soon as it arrives. Damaged, wrong or not as described, our Buyer Protection gives you a full refund. The details are in our Return, Refund & Cancellation Policy.
Is delivery free?
Delivery is free on orders from ₹1,499. Below that a ₹79 delivery fee applies.