Ring spanners have and elliptical pattern and are cold stamped from chrome vanadium (31CrV3) steel
Conform to DIN 838
Spanners feature super drive broach reducing corner rounding and applying more torque
Fully heat treated to 42-48 HRC for increased work life
Rust proof matte finish
Size laser etched on both ends for easy identification
Available as loose or in sets in metric sizes
ORDERING INFORMATION
| CAT NR | SIZE | LENGTH (INCH) | LENGTH (MM) | SHANK THICKNESS (MM) | WEIGHT (GMS) | BOX QTY. |
| RSP/SF/6-7/S | 6 x 7 | 6-7/8 | 175 | 4.4 | 55 | 10 |
| RSP/SF/8-9/S | 8 x 9 | 7-9/32 | 185 | 4.5 | 70 | 10 |
| RSP/SF/10-11/S | 10 x 11 | 7-13/16 | 198 | 5.2 | 90 | 10 |
| RSP/SF/12-13/S | 12 x 13 | 8-7/16 | 215 | 5.4 | 115 | 10 |
| RSP/SF/14-15/S | 14 x 15 | 9 | 228 | 5.6 | 150 | 10 |
| RSP/SF/16-17/S | 16 x 17 | 9-11/16 | 246 | 6.2 | 190 | 10 |
| RSP/SF/18-19/S | 18 x 19 | 10-9/16 | 268 | 6.4 | 235 | 10 |
| RSP/SF/20-22/S | 20 x 22 | 11-1/2 | 292 | 6.9 | 315 | 5 |
| RSP/SF/21-23/S | 21 x 23 | 12-13/32 | 315 | 7.1 | 350 | 5 |
| RSP/SF/24-27/S | 24 x 27 | 13 | 328 | 7.6 | 450 | 5 |
| RSP/SF/25-28/S | 25 x 28 | 13-7/16 | 342 | 7.8 | 500 | 3 |
| RSP/SF/30-32/S | 30 x 32 | 14-9/16 | 370 | 8.8 | 630 | 2 |
SETS
| RSS/SF/12/ST | 12 pc Metric Set, 6 x 7, 8 x 9, 10 x 11, 12 x 13, 14 x 15, 16 x 17, 18 x 19, 20 x 22, 21 x 23, 24 x 27, 25 x 28, 30 x 32 mm | 5 |
Ergonomic Design for Enhanced ComfortEach ring spanner set features ergonomically contoured handles with a non-slip surface, reducing fatigue during prolonged use. The offset double ring head allows for improved access in tight spaces, making these tools especially useful in automotive and mechanical projects. Their thoughtful design translates to greater efficiency and safety for users of all experience levels.
Robust and Corrosion-Resistant ConstructionManufactured from premium chrome vanadium steel, our spanners undergo a rigorous drop forging and hardening process. The polished chrome-plated finish provides outstanding resistance to rust and corrosion, ensuring long-term reliability. These spanners are built to withstand harsh working environments, offering superb performance for professional and everyday use.
Convenient and Versatile Set PackagingAvailable in sets of 6, 8, or 12 pieces, each ring spanner set is packaged in either a plastic pouch or a sturdy metal box for easy organizing and portability. With a wide range of sizes from 6 mm up to 32 mm, users are equipped for various applications, from simple home repairs to demanding industrial tasks.
FAQ's of Ring Spanners:
Q: How should I use these ring spanners effectively for tightening and loosening bolts?
A: Select the appropriate spanner size for the hexagonal bolt or nut. Position the offset double ring head securely over the fastener and turn manually, using the non-slip ergonomic handle to ensure a firm grip. These spanners are designed for efficient, silent manual operation and are well-suited for both opening and closing ring-end applications.
Q: What sets these ring spanners apart from other hand tools?
A: These spanners stand out due to their fully drop-forged and heat-treated construction, high corrosion resistance from the polished chrome plating, and ergonomic, non-slip handles. The offset double ring design allows access to hard-to-reach bolts, making them ideal for automotive, mechanical, and industrial use.
Q: When is it best to use a ring spanner set rather than an open-ended spanner?
A: Ring spanners are ideal when you require a more secure, full-contact grip on a hexagonal bolt or nut, minimizing the risk of slipping. They are especially effective in confined or awkward spaces, typical in automotive and industrial settings, where offset double ring heads provide better access than open-ended tools.
Q: Where can these ring spanner sets be applied?
A: These spanner sets are versatile and suitable for use in automotive repair shops, mechanical workshops, industrial maintenance, and household settings. Their wide range of sizes makes them excellent for various tightening and loosening applications involving hexagonal bolts and nuts.
Q: What is the benefit of the chrome-vanadium steel material and chrome-plated finish?
A: Chrome-vanadium steel offers high strength, hardness, and durability, while the chrome-plated polished finish enhances corrosion resistance. This ensures a long service life, even when exposed to harsh working environments, contributing to safe and reliable tool performance.
Q: How are these ring spanners manufactured to ensure quality and durability?
A: Each spanner is fully drop forged and heat treated during the manufacturing process, providing maximum strength, toughness, and resistance to wear or deformation. The stringent quality controls and chrome plating further protect against rust and environmental damage.
