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| Specification | Available Options |
|---|---|
| Product | Machine screws |
| Head Profile | Pan head, flat countersunk, socket cap, hex head, truss head |
| Drive Recess | Phillips, hex socket, torx, slotted |
| Material | Carbon steel, 304 SS, 316 SS, brass |
| Surface Finish | Zinc‑plated, black oxide, nickel‑plated, stainless natural finish |
| Standard Compliance | DIN, ISO, ANSI/ASME metric & inch |
| Size | Metric M1.0‑M12, partial imperial sizes; custom by drawing/sample |
| Assembly Requirement | Pre‑tapped hole or mating nut |
Thread tolerance is strictly controlled per DIN‑ISO standards. Our machine screws can swap with standard off‑the‑market counterparts, avoiding assembly mismatch when you switch suppliers. Threads roll smoothly without cross‑threading during automated feeding.
We run production across carbon steel, stainless steel grades, and brass. Surface treatments can be adjusted to match indoor, damp, or coastal operating conditions. You do not need to change part drawings when upgrading corrosion protection.
Batches of machine screws can come with material certificates and dimension inspection reports upon request. Fits audit‑required projects for automotive, medical device accessories, and industrial equipment.
Small mixed‑stock orders are accepted for prototype testing. For non‑standard machine screws, we offer pre‑production samples before committing to large‑lot manufacturing.
Many new buyers mix these two fastener families, which leads to costly field errors.
| Item | Machine Screws | Self‑Tapping Screws |
|---|---|---|
| Thread function | Matches existing pre‑tapped internal thread | Creates new thread inside workpiece |
| Assembly condition | Requires tapped hole / nut | Requires pilot hole, no pre‑tapped thread |
| Typical thread profile | Full uniform machine thread | Special forming / cutting tapping thread |
Important note: Never use machine screws on blank un‑tapped work‑pieces; they cannot cut new threads.
When standard catalog machine screws cannot meet your dimension or special‑finish requirements, submit your technical drawing or physical sample. Our engineering team reviews manufacturability, delivers quotation and lead‑time. Pre‑production sampling is available for performance validation.
No. Pitch differs between metric and imperial threads, and cross‑usage will destroy thread engagement.
Material test reports and dimension inspection sheets can be provided upon customer request.
Yes, mixed small‑batch stock orders and custom pre‑production samples are supported for prototype validation.
We manufacture machine screws in carbon steel, 304 SS, 316 SS, and brass, offering finishes such as zinc plating, black oxide, nickel plating, and natural stainless finish.
No. Machine screws possess full, uniform threads designed exclusively for pre-tapped holes or mating nuts; they cannot cut new threads into raw materials.
Simply provide your technical drawing or physical sample. Our engineering team evaluates manufacturability, supplies quotes and lead times, and can deliver pre-production samples prior to mass fabrication.
