💍 BLUEFOX TOOLS Rathburn Ring Stretcher – 7-Step Steel Collet Ring Enlarger for US Ring Sizes 8–16

💎 Professional Ring Stretcher & Wedding Band Expander – Jewelry Repair and Ring Sizing Tool

Make ring resizing easier with the BLUEFOX TOOLS Rathburn Ring Stretcher, a practical manual ring enlarging tool designed for jewelry repair, wedding band resizing, and professional jewelry workshop applications. Featuring a 7-step steel collet mandrel, tapered steel expansion pin, and durable nylon base, this ring stretcher provides a mechanical method for gradually expanding suitable rings and plain wedding bands.

Designed to accommodate US ring sizes 8–16, the seven-step collet offers multiple positioning options for different ring sizes. The tapered steel expansion pin works with the collet assembly to gradually expand the ring when gently tapped with a suitable mallet or hammer.

Ideal for jewelers, jewelry repair professionals, metalworkers, and hobbyists, this compact ring resizing fixture is a useful addition to any jewelry repair bench or workshop. 💍🔧

🔩 7-Step Steel Collet Mandrel: Features a multi-stepped steel collet design with seven positioning steps for accommodating compatible rings across the specified US ring-size range.

📏 US Ring Sizes 8–16: Designed for ring stretching applications covering US sizes 8 through 16, providing multiple sizing positions for suitable wedding bands and plain rings.

🔨 Tapered Steel Expansion Pin: The tapered steel pin expands the collet when gently tapped, helping stretch compatible rings gradually during the resizing process.

🧱 Durable Nylon Base: Supplied with a nylon base that supports the collet assembly during manual ring stretching and jewelry repair operations.

🎯 Controlled Manual Ring Expansion: Allows the user to expand suitable rings gradually using light hammer or mallet impact, without requiring powered machinery.

💍 Ideal for Plain Wedding Bands: Particularly suitable for compatible plain bands and rings with appropriate construction. Always inspect the ring before attempting to stretch it.

🛠️ Compact Workshop Design: Approximately 6 inches overall length, including the base, making it convenient for jewelry benches, repair shops, and workshop storage.

⭐ Key Features

• 💎 Brand: BLUEFOX TOOLS

• ⚙️ Product Type: Rathburn Ring Stretcher / Ring Enlarger

• 💍 Application: Ring Sizing and Jewelry Repair

• 📏 Ring Size Capacity: US Sizes 8–16

• 🔩 Collet Design: 7-Step Steel Collet Mandrel

• 📐 Step Width: 1/4"+ Each

• 🔨 Expansion Mechanism: Tapered Steel Pin

• 🧱 Base Material: Nylon

• 🛠️ Operation: Manual

• 📏 Overall Length: Approx. 6" Including Base

• 🎯 Main Use: Expanding Suitable Rings and Wedding Bands

💎 How to Use the Ring Stretcher

1. 💍 Place the suitable ring onto the appropriate step of the steel collet mandrel.

2. 📏 Select the step that correctly accommodates the ring.

3. 🧱 Position the expansion collet assembly onto the nylon base.

4. 🔩 Insert the tapered steel expansion pin.

5. 🔨 Gently tap the pin using a suitable mallet or hammer with light impact only.

6. 🎯 Check the ring size gradually during the process to avoid excessive expansion.

7. 🔧 After completing the operation, gently tap the opposite end to remove the mandrel.

⚠️ Important Ring Stretching & Compatibility Notice

• This tool is particularly suitable for compatible plain bands and wedding bands.

• Do not use it on stone-set rings or rings with thin shanks.

• Inspect rings for solder joints, weak areas, cracks, or other damage before stretching.

• Depending on the ring material, annealing may be required before expansion.

• Avoid excessive hammering or oversizing, as this may damage or break the ring.

• Generally, this fixture will not expand a ring more than approximately one finger size. Actual results depend on the ring's material, construction, thickness, and condition.

🛠️ Applications

• 💍 Wedding band resizing and ring enlargement

• 💎 Jewelry repair and restoration

• 📏 Manual ring size adjustment

• 🔧 Plain band stretching

• 🛠️ Jewelry workshop and bench work

• 🔨 Metalworking and jewelry fabrication

• 👨🔧 Professional jeweler and repair shop applications

📦 Package Includes

• 1 × Nylon Base

• 1 × 7-Step Steel Collet / Mandrel

• 1 × Tapered Steel Expansion Pin

💎 Why Choose BLUEFOX TOOLS?

The BLUEFOX TOOLS Rathburn Ring Stretcher combines a seven-step steel collet, tapered expansion pin, and durable nylon base in a compact manual ring resizing fixture. Designed for suitable ring-stretching applications, it offers jewelers and repair professionals a practical tool for wedding band enlargement, plain ring resizing, and jewelry workshop use.

🔧 BLUEFOX TOOLS – Right Quality. Right Performance.