Durston® Ring Stretcher Mandrels – Set of 3

Brand Name: Durston
Place of Origin: United Kingdom
Model Number: RSFD0027-RSFD0030, #2125/#2126/#2127/#2124
Jewelry Tools & Equipments Type: Ring Size Adjuster
Product name: Ring expanding mandrel set
Usage: Enlarge and resize rings
Application: Ring Stretching
Material: Steel
Diameter: Small (14-17mm),Medium (17.5-20.5mm) Large (21-24mm)
Weight: 0.5kg
Length: 92mm
Color: Black

$101.00

Product name
Durston® Ring Stretcher Mandrels – Set of 3
Model
#2125,#2126,#2127,#2124
Small Diameter
14mm-17mm
Medium Diameter
17.5mm – 20.5mm
Large Diameter
21mm-24mm
Total Length
 92mm

Enlarge and resize rings with ease, the new Durston Ring Stretcher Mandrel, compact, easily stored away and ideal for working on the go.


Secure in a vice, clamp, or can be used with a Lathe/Polisher. Place the ring over the end of the mandrel and tighten the centre bolt with the included allen key. Compact, easily stored away and ideal for working on the go.

About Us

About Us

JYBS(Jinyuanbao) is a 35-year-old company with a full range of jewellery tools, offering professional services and a perfect quality control system.
Only to be a trustworthy tool home for jewellery masters at home and abroad.

The products are exported to 40+ countries and regions with over 30,000 products and the export value reached US$6.7 million in 2021.
Since 1988, Jinyuanbao is a professional jewellery tools and equipment supplier based in Guangzhou, China.

We offer a wide range of jewellery tools and equipment such as diamond testers, punching machines, polishing machines, setting tools, jewellery cutting tools, abrasive tools,
polishing tools, ring setting and stretching machines, faceting machines, engraving machines, casting machines, and measuring instruments.

We have supplied many prestigious American and European customers with products of consistent quality.
Our products are popular with our customers due to their superior quality and affordable prices.

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