Screwdriver Bit Set S3 Tool Steel — stocked and shipped worldwide by SFX Fasteners. Available for single-piece retail orders — no minimum order — dispatched from our own warehouse within 24–48 hours.
Specifications
| Material | S3 Tool Steel |
| Grade | Grade A |
| Surface Finish | Antique Bronze |
| Brand | SFX Fasteners |
Ordering & shipping
| Minimum order | No minimum — single pieces welcome |
| Pricing | Order totals are confirmed at checkout, before payment |
| Custom & dropship | Small batches to drawing · blind dropshipping on request |
| Dispatch | 24–48 hours for stock items |
| Shipping | Worldwide, calculated at checkout by weight and destination |
Need a specific size, grade or standard? Send us a quote request — we quote to drawing and to DIN / ANSI / GB / JIS standards.
About this tool
This is a tool in S3 Tool Steel, at strength class Grade A, supplied antique bronze. Every dimension is stated against the standard named above; where a tolerance class matters to your design, ask us and we will confirm it in writing before you order.
A fitting, driving or measuring tool matched to the fastener sizes we stock, so the drive and the head are known to fit before you buy. Used for installation and inspection work, and for checking thread and dimension before an order goes into production.
Grade A covers light-duty general-purpose self-tapping screws, specified by case hardness rather than tensile strength.
Antique Bronze as supplied on this line. Ask us for the coating thickness and the salt-spray hours if the finish has to pass an inspection.
There is no minimum order and no free-shipping threshold: buy one piece or a full container. Your order total is confirmed in the cart, before payment.

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