Shop Now

• AJS Tool kits
  • Tool Kits
• Balances
  • Analytical
  • Compact
• Beading
  • Beading & Pearl Equipment
  • Beading Supplies
  • Beading Thread, Wire & Cord
  • Clearance
• Benches, Tools & Accessories
  • Bench Accessories
  • Benches & Chairs
  • Cutters
  • Files and Handles
  • General Hand Tools
  • Hammers
  • Metal Guillotines & Cutting Shears
  • Pliers
  • Sawing
  • Tool Kits
  • Vices & Grips
  • Monthly Specials
  • Clearance
• Books, DVDs & Templates
  • Beading
  • Engraving
  • Gem Setting
  • Gemmology
  • General
  • Metalsmithing
  • Templates
  • Clearance
• Burs & Drills
  • Burnishers, Bur Stands & Bur Lube
  • Diamond Drills & Burs
  • Large Steel Burs
  • Steel Burs & Drills
  • Tungsten Carbide & High Speed Drills
  • Tungsten Carbide Burs
  • Clearance
• Casting, Melting & Waxes
  • Casting Machines & Accessories
  • Crucibles & Holders
  • Flasks, Bases & Gaskets
  • Invest & Burnout
  • Master Alloys
  • Melt & Metal Moulds
  • Mould Making
  • Wax Injection
  • Wax Working Tools
  • Waxes - Carve, Mould & Sprue
  • Monthly Specials
  • Clearance
• Chains
  • Belcher
    • Gold Filled
    • Sterling Silver
  • Curb
    • Gold Filled
    • Sterling Silver
  • Figaro
    • Gold Filled
    • Sterling Silver
  • Heart link
    • Gold Filled
    • Sterling Silver
  • Paperclip
    • Gold Filled
    • Sterling Silver
  • Safety/Display Chains
    • Display Chain
    • Safety Chain
    • Safety Chain Pins
  • Satellite
    • Gold Filled
    • Sterling Silver
  • Trace
    • Gold Filled
    • Sterling Silver
  • Monthly Specials
  • Clearance
• Cleaning
  • Assorted Dips, Cloths & Sprays
  • Hagerty - Cloths, Dips & Sprays
  • Steam & Ionic Cleaning
  • Town Talk - Cleaning Kits
  • Town Talk - Cloths, Dips & Sprays
  • Town Talk - Retail Displays
  • Ultrasonics & Accessories
  • Clearance
• Display
  • Acrylic Props, Busts & Boards - Black
  • Acrylic Props, Busts & Boards - Clear
  • Acrylic Props, Busts & Boards - Frosted
  • Cases, Trays & Tray Inserts
  • Jewellery Rolls
  • Leatherette Props, Busts & Boards - Black
  • Leatherette Props, Busts & Boards - Cream
  • Leatherette Props, Busts & Boards - White
  • Price Labels, Tags
  • Clearance
• Dust Collection & Air Filtration Supplies
  • Polishing Lathes, Dust Extractors & Accessories
  • Vaniman Air Filtration
  • Vaniman Dust Extraction
  • Vaniman Filter Bags and Cartridges
  • Vaniman Transformer
  • Clearance
• Enamelling
  • Brushes and Applicators
  • Gloss Colour
  • Metallic Colour
  • Primer / Thinner & Sprays
• FINDINGS - PEEKAYS
  • Albert Swivel Clasps
  • Bails
    • Clip in Bail
    • Extra large Bail
    • Heavy Bail
    • Rabbit Bail
  • Base Metal Findings
    • Bail packs
    • Butterflies packs
    • Clasp packs
    • Ear Hoops packs
    • Ear Studs packs
    • Jump ring packs
    • Shepherd Hook Packs
  • Bayonet, Pendants & Other Fittings
    • Bayonet Clasps
    • Necklet ends
    • Padlocks - Plain
    • Padlocks - Puffed Heart
    • Pendant - Round setting
    • Pendants - Oval Setting
    • Pendants - Round setting
    • Pendants - Square Princess
    • Round lock
    • T-Bars
    • Tack Clutches
    • Toggle Sets
  • Bolt Rings
    • Deluxe Heavy Bolt Ring
    • Heavy Bolt Ring
    • Standard Bolt Ring
  • Brooch Fittings
    • Brooch Joints
    • Brooch Pins
    • Brooch Roller Catch
    • Pin backs
  • Butterfly Earring Backs
    • Butterflies - Small/Medium/Heavy
    • Disc butterflies
    • Large butterflies
    • Large butterflies 8mm Scalloped
    • Plastic / Silicon Backs
    • Security post & Back
    • Threaded post & Back - Heavy
    • Threaded post & Back - Med
    • Universal butterflies
    • X-Large butterflies
  • Chain Clasps - Parrot, Cartier, Lobster, Triggers
    • Cartier Clasps
    • Lobster Claw Clasp
    • Parrot Clasp
    • Parrot Clasp Lightweight
    • Trigger Clasps
  • Chain End Final/Caps
    • Flat Finals
    • Large Chain Ends
    • Round Finals
    • Tube Necklet Ends
  • Charms
    • Connectors
    • Drops
  • Cufflink Fittings
  • Ear Clips
    • Banjo Clips
    • Continental Earclips
    • Continental Earclips w/ peg
    • Hinged Earclip dapped
    • Hinged Earclip plain
    • Keyhole Clips
    • Hinged Earclip w/ Peg
  • Earring Fittings
    • 4 Claw Oval Studs
    • 4 Claw Round Studs
    • 4 Claw Square Princess Studs
    • Ball & Hook Studs
    • Ball Studs
    • Earring posts
    • Headed Pins
    • Rubover Studs
    • U Ear Screws
  • Findings Kit
  • Jump Rings, Split Rings, Link Locks
    • Link Locks
    • Round Jump rings
    • Shaped Jump rings
    • Split Rings
  • Pearl Fittings, Clasps, Enhancers & Beads
    • Beads
    • Bell Drop & Bell Drop Pendant
    • Pearl Clasp - Ball
    • Pearl Clasp - Fish Plain/Filigree
    • Pearl Clasp - Magnetic
    • Pearl Clasp - Round Filigree (1 to 3 Strand)
    • Pearl Drop & Pearl Drop Pendant
    • Pearl Enhancer
    • Pearl studs - Fluted/Plain cup
  • Ring Clips
  • Ring Settings
    • 4 Claw - Oval Setting
    • 4 Claw - Round Setting
    • 4 Claw - Setting (cast w/ sprue)
    • 6 Claw - Setting
    • 6 Claw - Setting (cast w/ sprue)
    • Square Princess (cast w/ sprue)
  • Shepherd Hooks
    • Bead and Coil Shepherd Hook
    • Closeable Shepherd Hook
    • Long Shepherd Hook
    • Plain open Shepherd Hook
    • Solid Ball Shepherd Hook
  • Sleepers
    • Hinged - Solid
    • Hoop - Hollow Tube & wire
  • Clearance
• Flex Shafts & Micromotors
  • Archimedes Drill
  • Flex-shaft Hand Pieces & Parts
  • Flex-shaft Motors, Parts & Stands
  • Micromotor Accessories & Parts
  • Micromotor Handpieces
  • Micromotors
  • Clearance
• Forming
  • Dapping Blocks, Punches & Sets
  • Disc Cutters for Jewellery Forming
  • Mandrels for Jewellery-making
  • Repoussé and Chasing
  • Rolling Mills, Stands & Accessories
  • Setting Plates & Punch Plates
  • Stakes & Anvils
  • Stretching, Bending, Winding Equipment
  • Wire Drawing
  • Monthly Specials
  • Clearance
• Free Catalogue
  • AJS Catalogue
• Gemmological
  • Gem Boxes & Parcel Papers
  • Gem Sorting & Handling
  • Gem Testing
  • Clearance
• Gemstones
  • Semi-Precious Stones
  • Synthetic Casting Stones
  • Clearance
• Gift Voucher
  • Online Gift Voucher
• Lapidary
  • Burs - Diamond
  • Cabbing Machines
  • Cabbing Wheels & Accessories
  • Faceting Machines & Accessories
  • Saw Blades
  • Slab & Trim Saws
  • Stone Tumbling Media
  • Clearance
• Lighting & Photography
  • Bench & Table Lights
  • Photography
  • Monthly Specials
  • Clearance
• Magnifiers
  • Eye Loupes
  • Hand Loupes
  • Head Loupes & Spectacles
  • Clearance
• Mass Finishing
  • Equipment & Parts
  • Media & Compounds
  • Stone Tumbling Machines
  • Clearance
• Measuring: Gauges, Scales
  • Accessories
  • Finger, Ring & Bangle Sizers
  • Gauges, Rulers, Calipers
  • Scales
  • Clearance
• Metal: Sheet, Wire, Tube, Testing
  • Aluminium Sheet
  • Brass Sheet & Wire
  • Bronze Clay
  • Copper Clay
  • Copper Sheet & Wire
  • Gold Filled & Plated Wire
  • Gold Sheet & Wire
  • Metal Testing
  • Silver Clay
  • Silver Sheet, Wire, Chenier & Granules
  • Clearance
• Microscopes
  • Accessories
  • Cameras & Software
    • X Series
  • Compound
    • Education
  • Microscopes
  • Stereo
    • Gemmological
  • Clearance
• Permanent Jewellery
  • Permanent Jewellery Tools
  • Permanent Jewellery Welders
  • Welding Accessories
• Plating, Colouring & Patinas
  • Colouring
  • Contact Plating Equipment
  • Etching & Patinas
  • Plating Equipment
  • Plating Solution
  • Plating Supplies
  • Clearance
• Polishing & Abrasives
  • Abrasive Bands, Discs, Paper, Sticks & Wheels
  • Mounted Abrasives
  • Polishing Brushes & Mops / Buffs (Lathe)
  • Polishing Brushes & Mops/Buffs Mounted
  • Polishing Compounds
  • Polishing Lathes, Extractors & Accessories
  • Polishing Sets & Other
  • Screw Mandrels
  • Texturing Wheels & Brushes
  • Clearance
• Presentation Packaging
  • Carry Bags
  • Economy Jewellery Boxes
  • Jewellery Pouches
  • Leatherette Jewellery Boxes
  • Plastic Bags & Shipping Boxes
  • Repair Envelopes
  • Watch Boxes
  • Wood Jewellery Boxes
  • Clearance
• Safety
  • Personal Protection Equipment
  • Ring Removal
  • Clearance
• Sandblasting
  • Abrasives
  • Parts & Accessories
  • Sandblasters
  • Clearance
• Setting & Engraving
  • Diamond Discs
  • Gem Setting
  • Gravers, Handles, Graver Sharpening
  • Laser Engravers - Orion
  • Setting & Engraving Equipment
  • Setting Hand Tools General
  • Spares & Accessories
  • Clearance
• Soldering & Welding
  • Flux, Pickle, Pots & Accessories
  • Solder Boards, Bricks, Mesh
  • Solder Sheet, Wire, Paste & Dispensors
  • Solder Torches & Accessories
  • Soldering Tweezers, Clamps & Accessories
  • Welders
    • Arc Welders
    • Laser Welders
  • Welding Accessories
    • Argon Regulators
    • Collets
    • Electrodes & Sharpeners
    • Grounding Leads
    • Orion Parts & Accessories
    • PUK Parts & Accessories
    • Styluses
    • Welding Wire
  • Clearance
• Stamping
  • Accessories
  • Blanks
    • Bracelet & Ring Strips
    • Stamping Blanks
  • Design Stamp Packs
  • Hallmarking
  • Individual Design Stamps
  • Kits
  • Letters sets
  • Tools
  • Clearance
• Watchmakers
  • Batteries
    • Battery
    • Battery Connection
    • Battery Guard
    • Battery Strap
  • Case Seals
    • Case Seals
    • Cases
  • Clock Inserts & Movements
    • Inserts
    • Movements
  • Clock Parts, Keys & Pocket Watch Keys
  • General Watch Tools
    • Oil/Grease
    • Watch Tools
  • Glass Fitting Tools
  • Watch Band Tools
  • Watch Bands & Clasps - Assorted
    • Bands Assorted
    • Clasps Assorted
    • Parts for Band & Clasp
  • Watch Bands & Clasps - Rochet
  • Watch Crowns & Stems
    • Crowns
    • Pusher
    • Stems
  • Watch Glasses
    • Crystal Assorted
    • Domed Assorted
    • Flat Assorted
    • Glass Assorted
    • Optical Assorted
    • Plexi Assorted
  • Watch Movements
  • Watch Parts
    • Alarm
    • Assorted Parts
    • Balance
    • Barrel/Arbour
    • Battery
    • Bezel
    • Capacitors
    • Case
    • Case Tube
    • Circuits
    • Dial
    • Disconnector
    • Display
    • Hands
    • Jewels
    • Lever
    • Movement Parts
    • Pinion
    • Spring
    • Wheels
  • Watch Screwdrivers
  • Watch/Clock Cleaning & Testing
    • Cleaning
    • Testing
  • Clearance
• 3D Printing
  • 3D Printer Accessories & Parts
  • 3D Printer Resin
  • 3D Printers
  • Curing Units
  • Clearance

Durston Oblong Chamfered Ring Mandrel