★★★★★
“Absolutely blown away by the quality of outcome on our bottle opener... Great service, unique and a great backstory.”
Ryan Blairs
GB • Verified customer review
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Handcrafted in Britain
Handcrafted gifts with a story to tell
Made in Britain from once-fired ammunition by serving Police Firearms Officers. Discover distinctive, personalised gifts created to be remembered.
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10,000+ happy customers
Handcrafted in Britain
Made by serving Police Firearms Officers
Gift Collections
Find the Perfect Gift
Shop by occasion and discover distinctive gifts handcrafted in Britain from once-fired ammunition.
Gifts for Him
Distinctive handcrafted pieces made to be used, admired and remembered.
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Police Gifts
Meaningful gifts created by serving Police Firearms Officers.
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Military Gifts
Heritage-inspired pieces made from authentic once-fired ammunition.
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Retirement Gifts
Memorable gifts recognising years of service and achievement.
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Groomsmen Gifts
Personalised keepsakes for the people standing beside you.
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Personalised Gifts
Add names, dates and messages to create something uniquely theirs.
Shop CollectionBest Sellers
Most Wanted
Explore some of the most popular Custom Calibers pieces, from standout gifts to collector favourites.
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.50 Cal Bullet Lighter
£28.00 Add to cart -
ARVO Brickz Challenge Coin
£20.00 Read more -
Battle-scarred Brass Genuine .50 Calibre Bullet bottle opener
£20.00 Add to cart -
Battle-scarred Classic 308 Bullet Pen
£35.00 Add to cart -
Genuine .50 Calibre BMG Bullet bottle opener
£20.00 Add to cart -
Genuine 30mm Apache cannon round Shot Glass
£35.00 Read more -
Genuine 40mm GMG grenade shot glass
£34.00 Add to cart -
Matt black 20mm Cannon Shell Bullet Bottle Opener
£40.00 Add to cart
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.338 Lapua Magnum Bullet Cufflinks
£35.00 Add to cart -
ARVO Brickz Challenge Coin
£20.00 Read more -
challenge coins
£8.65 Add to cart -
Genuine 30mm Apache cannon round Shot Glass
£35.00 Read more -
Genuine 40mm GMG Grenade Shot Glass with screw top
£40.00 Add to cart -
Personalised Steel Tankard
£25.00 Add to cart -
Steel Hip flask and luxury gift box set
£30.00 Add to cart -
Tacti-Fresh Challenge Coin
£30.00 Add to cart
Custom challenge coins
A major part of the Custom Calibers range
Custom challenge coins with real presence
Whether you are creating a coin for a military unit, club, team, event or organisation, Custom Calibers offers challenge coins that are designed to feel bold, meaningful and built to last.
From initial concept through to finished product, the focus is on creating something that feels distinctive and genuinely worth keeping. These are pieces made to represent identity, commemorate service and mark occasion properly.
Bespoke to your design
Create a coin that reflects your unit, organisation, club or event with a finish that feels premium from the first glance.
Made to commemorate properly
Ideal for marking service, achievement, group identity, milestones and special occasions with something more memorable than standard merchandise.
Designed to be kept
These are display-worthy, collector-worthy pieces that carry meaning long after the moment they were created for.
Bespoke designs
Premium finish
Ideal for clubs, units and events
Our Story
Handcrafted in Britain by Those Who Protect
Custom Calibers began with a handmade .50 calibre bottle opener and a passion for turning once-fired ammunition into something genuinely meaningful.
Today, every piece is handcrafted in the UK by serving Police Firearms Officers. Using authentic once-fired ammunition, the team transforms materials with genuine history into distinctive gifts designed to be given, used and remembered.
From personalised bottle openers and pens to challenge coins, drinkware and presentation gifts, each product combines British craftsmanship, heritage and attention to detail.
The business also remains committed to supporting veterans, service personnel and the wider communities connected to those who serve.
01
Serving Officers
Created and handcrafted by serving Police Firearms Officers.
02
Once-Fired Ammunition
Authentic materials are carefully transformed into gifts with a genuine story.
03
Handcrafted in Britain
Each piece is finished in the UK with care, skill and attention to detail.
04
Supporting Those Who Serve
A business connected to veterans, service personnel and their communities.
Made by serving Police Firearms Officers
Wholesale & Corporate Orders
Ordering for an event, organisation or larger project?
Custom Calibers supports bulk gifting, military balls, police and service presentations, reunions, charitable events and corporate orders with volume pricing and worldwide shipping options.
Volume Pricing
Worldwide Shipping
Dedicated Support
Verified customer reviews
Trusted by collectors, gift buyers and enthusiasts
Custom Calibers has built a strong reputation for quality, service and standout products. Here are just a few of the reviews customers have left.
Ready to explore?
Find the right piece or create something more bespoke
Whether you are buying a standout gift or looking for a custom coin project, Custom Calibers offers products built to leave an impression.
Shop the range
Gifts, collectibles and standout favourites
Explore bottle openers, shot glasses, gift sets, drinkware and more, all designed to feel distinctive, memorable and made with character.
Custom challenge coins
Create a coin with real presence
For clubs, units, teams and organisations looking for something bespoke, custom challenge coins offer a premium way to mark identity, service and occasion.
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See more from Custom Calibers
Behind the scenes, new releases, custom coin projects and standout pieces from across the range.
