Otto Frei

Accurate investment mixing starts with precise measurement. These investment scales are designed to help jewelers and casters achieve consistent wa...

Keep your repair shop organized with these plain job envelopes, sized 5-1/2" x 3-1/8" and available in your choice of manila brown or bleached whit...

These closed fluted solid bails with openings are die struck in 14K gold, available in both yellow and white. The fluted design adds refined textur...

Jewelers Manganese Bronze is a casting alloy developed to provide jewelry casters with a base metal suitable for both centrifugal and vacuum castin...

Add brilliant sparkle to your jewelry designs with these full cut round diamond melee, sold in a pack of 5. Whether used as accent stones around a ...

These cast marquise earring mountings feature a double gallery design with four prongs, engineered to securely hold marquise-cut stones across a wi...

Closing a bezel or a tube setting by hand requires even, controlled pressure on the rim rather than a hammer blow. The Ezi-Set Stone Setting Pliers...

The Tapered Shaped Muslin Buff is designed for efficient polishing of interior curves and broad surfaces. Its tapered profile allows smooth access ...

Heat Shield is a protective paste for soldering near stones, delicate components, or heat-sensitive materials at the bench without removing them fi...

Win-ox Dry Formula is a gold and silver oxidizer powder designed to produce a rich darkening effect on the surface of silver and gold. This 3 oz. p...

Keep your Handy Melt unit operational with this direct replacement lid. Designed as a genuine replacement component, the Handy Melt Lid restores yo...

The Easy-Ear-Wire Bending Jig lets jewelers and wire artists quickly create consistent, custom ear wires with minimal effort. Designed for efficien...

The Swivel Handle with Collet features a ball-shaped wood handle designed to fit comfortably in the palm of your hand, giving you smooth, controlle...

This 8" masking tape is designed to cover perforated flasks during the investing process, providing a reliable seal that helps contain investment m...

Back a heavier post earring with a nut that spreads the load over a wider footprint instead of pressing into the earlobe. These extra heavy frictio...

The Starrett Scriber 70A is a precision marking tool built for jewelers, metalsmiths, and bench workers who demand accuracy in layout and scribing ...

These 14K yellow gold safety figure-8 clasp components are designed for the repair or manufacture of jewelry clasps. Each piece features an integra...

Todd Reed patented Diamond Cabochons bring a distinctive, artisan-quality aesthetic to fine jewelry design. Each cabochon is formed in a die to pro...

A natural charcoal block gives you a soldering surface that creates a reducing atmosphere and reflects heat back onto the workpiece, making the tor...

Motorized bead reamer set for quickly enlarging and smoothing drilled bead holes, with compact, lightweight control that lets each hole clean up fa...

The Ikohe True Size Bracelet Bangle Gauge brings the familiar simplicity of a ring mandrel to bangle sizing. Designed for jewelers and metalsmiths ...

Full Cut Created Round Diamond Melee — 2.50mm, Sold in a Pack of 2These 2.50mm round created diamond melee stones are an excellent choice for accen...

The Adjustable Ingot Mold – Small (80 DWT) is a precision casting tool designed to convert scrap metal into a clean, workable ingot ready for rolli...

Round finishing burs cut and refine precious metal at the bench, and this kit spans the sizes used most for everyday setting work. The Otto Frei Sw...

Ball burs cut precious metal smoothly and cleanly at the bench, and this 17-piece kit puts a carefully selected size progression of them in one pla...

The Double Ended Pin Vise is a compact, versatile hand tool designed for jewelers, metalsmiths, and watchmakers who need precise control when worki...

These 4-3/4" lap-joint German side cutters deliver reliable performance for everyday jewelry bench work. The lap-joint construction keeps the tool ...

The Large Gold Test Stone from Eurotool is a natural stone cut to a generous 6" x 4" size, ideal for professional gold testing in a jeweler's bench...

The Centerline Pearl Vise is a straightforward drilling jig designed to hold pearls or beads securely in place while you drill. A 1.0mm guide hole ...

This Dark Yellow Investment Casting Master Alloy is formulated for alloying with pure gold to produce 9K to 14K casting alloy, with specific perfor...

Round double-gallery 4-prong cast settings in 18K yellow gold, designed for mounting round faceted stones in custom rings, pendants, and earrings. ...

Put old or scrap yellow gold back in the crucible and pull a bright, clean casting out of it. Re-Cast-It is an alloy additive designed for recastin...

A reliable, professional-grade investment casting master alloy formulated to produce a darker yellow tone ideal for 10K–14K gold alloying. This all...