Smooth Ring Mandrel in Stainless Steel Cone Shaped Metal Rod Without Scale Jeweller's Tool for Stretching and Aligning Rings at Home
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The smooth ring mandrel is a simple jeweller's tool that you will appreciate when your favourite ring starts to pinch or its band becomes slightly deformed. The mandrel is made of stainless steel, making it sturdy and its surface does not deform during regular use with rings. The rod has a cone shape, which gradually tapers towards one end, allowing you to place the ring exactly where the mandrel matches its width. The surface is smooth and shiny, without a stamped scale and without grooves, so it does not leave marks on the inner side of the band. This tool is suitable for DIY enthusiasts, costume jewellery makers, and small jewellery workshops.
The main use of the mandrel is to slightly stretch a ring that is a bit smaller than it should be. You place the ring on the mandrel, push it as far up as it will go, and then gently tap the mandrel against a firm surface or the ground. The ring, due to its own inertia, moves down the cone and the band expands evenly. According to the manufacturer, the ring can be enlarged by 0.5 to 1 size, which is often enough to stop the ring from pinching. You can also help with a soft rubber mallet, gently tapping the band.
The mandrel also works well for aligning rings that have been flattened or lost their round shape due to impact or pressure. You slide the band onto the mandrel where it will sit flat, and with gentle tapping or pressing, you can return it to a circular shape. The smooth surface is also suitable for shaping wire rings when making your own jewellery and costume jewellery.
- Type – smooth cone-shaped mandrel for rings without size scale
- Material – stainless steel
- Surface – smooth and shiny without grooves and stamped numbers
- Shape – cone gradually tapering to one end
- Use – mild stretching of rings and aligning deformed bands
- Possible enlargement – approximately by 0.5 to 1 ring size
- Suitable for – home use, costume jewellery making, and jewellery workshops
- Package contents – 1 smooth ring mandrel in stainless steel
Before stretching, ensure that the ring is entirely metal and does not have any stones set around the edge that could become loose during the expansion. Stretch the ring gradually and after each tap, check how it fits on your finger, as a ring that is too large cannot be reduced back. Wipe the steel mandrel with a dry cloth after use and store it in a dry place to maintain its smooth shine and avoid scratching the bands of other rings.
The smooth ring mandrel is a practical helper for anyone who wants to make minor adjustments to rings themselves without visiting a jeweller. The sturdy stainless steel and simple cone shape allow you to comfortably stretch a tight ring and return a bent band to its round shape. The tool requires no experience or additional equipment; just a firm surface and a bit of patience. It is suitable for home use, for a jewellery making kit, or as an accessory for jewellery tools. Thanks to its smooth surface without a scale, it protects the inner side of the band and reliably serves during repeated use.
Delivery
Delivery to address€1.99
Estimated delivery: 23 November – 4 December
Shipped from China
You only pay for delivery once per order, whatever its size.
We will email you the tracking number as soon as the seller makes it available.
Delivery is only possible to addresses in Ireland.
Customs and import VAT: if the goods in a parcel are worth up to €150, customs duty and import VAT are already included in the price. If the value is over €150, the carrier will charge you import VAT on delivery and, where applicable, customs duty and a customs clearance fee. Send us the receipt – we will reimburse you the full amount. You can find more information in our Terms and Conditions.
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Returns and Exchanges
Shop with confidence – LUNZO guarantees that your purchase goes smoothly. You arrange returns and exchanges directly with us, so there is nothing to sort out with the seller.
Returns30 days to return without giving a reason
Withdrawal period30 days from receipt of the goods
Deadline to send the goods backWithin 14 days of withdrawing from the contract
Return shipping costsYou pay the postage for sending the goods back to Spain. With An Post (Standard Post), returning a parcel of up to 2 kg to Spain costs about €30. We charge no other fee.
RefundWithin 14 days of your notice of withdrawal, using the same payment method you used for the purchase. If you return the whole order, we will also refund the delivery cost.
Crediting of the amountUsually 2–10 working days, depending on the payment method
Product conditionYou may unpack the goods and try them as you would in a shop, and you can return them even without the original packaging
Returns addressQX-BOX AEMALL RETURN
Rotonda Rene Descartes, Parcela 101 – Nave 3
28070 Alcala de Henares, Madrid
SpainReturns centre in Spain operated by Qxbox, an e-commerce logistics provider and logistics partner of the sellers on our platform.
How do I return goods?
- Email us at info@lunzo.ie with your order number and the items you are returning.
- Pack the goods and send them by post to the returns address in Spain.
- Send us the proof of dispatch with the tracking number – this lets us refund you without waiting for the parcel to arrive.
Faulty goodsUp to 6 years to claim for faulty goods
Did the goods arrive damaged, do they not work, is something missing from the parcel or do they not match the description? We will sort it out.
Period for claiming a faultUp to six years from delivery of the goods
RefundWithout undue delay once the claim has been settled, using the same payment method you used for the purchase
How does it work?
- Email us at info@lunzo.ie with your order number and a description of the problem, and attach photographs or a video.
- We will assess it and suggest a solution. Photographs are usually enough – please do not send the goods back until you have received instructions from us.
- We will settle your claim within 30 days at the latest – with a new item, a price reduction or a refund.
If the goods need to be sent back, we will refund the postage for a valid claim (just provide the receipt).
ExchangesA different size, colour or variant
Write to us within 30 days of receipt at info@lunzo.ie with your order number and the variant you are interested in. We usually reply within 24 hours.
If the variant is available, we will send you instructions for the exchange. You pay the cost of sending the original item back; the new variant will be sent to you at no further charge.
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Payment methods
Credit / debit card
Pay with your Visa or Mastercard through a secure payment gateway. Payment goes through instantly, so we can process your order straight away.
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Pay with a card saved in Apple Wallet on your iPhone, iPad or Mac. You confirm the payment with Face ID, Touch ID or your passcode.
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Pay with a card saved in your Google account, on an Android phone or in the Chrome browser. You never have to enter your card number.
Bank transfer
Once you complete your order, we will send you the details for the bank transfer. Your order will be dispatched as soon as the payment reaches our account.
Revolut Pay
Pay with your Revolut account – simply confirm the payment in the Revolut app, without entering any card details. Payment goes through instantly.
Payment is made through a secure payment gateway and your card details are never stored anywhere on our side. We do not charge a fee for any payment method.
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About the seller
This product is sold and shipped by an external seller. LUNZO guarantees you a safe purchase: online payments go through a secure payment gateway, and you handle your order, returns and complaints with us.
The following information has been provided by the product seller, who is responsible for its accuracy. The seller acts as a trader.
Seller:
Gansu Constar Technology Group Co., Ltd.
Address: No.10, Chuangxin South Road, Baiyun District, Baiyun, Gansu, China
E-mail: ksdjt@foxmail.com
Telephone: +86 156 9392 3686
Manufacturer:
Gansu Constar Technology Group Co., Ltd.
Address: No.10, Chuangxin South Road, Baiyun District, Baiyun, Gansu, China
E-mail: ksdjt@foxmail.com
Telephone: +86 156 9392 3686
EU responsible person:
BioDomi GmbH
Address: Schokoladenring 13, 65795 Hattersheim am Main, Germany
E-mail: arcontact@biodomieurope.de
Telephone: +49 178 5749814
All products from this seller