Doming block vs anvil: shaping curved surfaces

For forming perfect domes or robust forging, the choice between a doming block and a bench anvil hinges on your immediate need. This guide clarifies which tool deserves pride of place on your workbench.

At a glance

	Doming block	Bench anvil
Primary use	Creating consistent hemispherical shapes	Flattening, shaping, and striking metal
Best for	Domes, bowls	Forging, flattening
Avoids when	Heavy forging	Precise domes
Price tier	£	£££
Buy first if	You need consistent domes	You need a solid striking surface

How Doming block works

A doming block is a dense metal block, typically steel, featuring a series of precisely machined hemispherical depressions of varying sizes. You place a flat piece of sheet metal over a chosen recess and strike it with a doming or planishing hammer. The hammer’s force pushes the metal into the concave shape, gradually forming a dome or half-sphere. Its defining feature is the array of uniform cavities, ensuring repeatable results for creating multiple identical components, essential for earrings, pendants, or decorative elements.

How Bench anvil works

A bench anvil is a substantial, solid block of steel, usually with a flat, hardened face and often a horn for shaping curves. Its primary function is to provide a stable, unyielding surface for striking and forming metal. When you need to flatten a piece of metal, forge it into a new shape, or perform any task requiring significant impact, the anvil absorbs the shock and provides the necessary resistance. The flat face is its defining feature, offering a versatile platform for a multitude of forming and finishing operations.

Side-by-side at the bench

The doming block, often smaller and lighter, is specifically engineered for creating consistent curves. Its multiple recesses mean you reach for it when a specific dome size is required, offering precision where an anvil would be too broad. The bench anvil, however, is a heavyweight. Its sheer mass and robust, flat face make it indispensable for any forging, flattening, or striking task. While a doming block excels at repeatable curves, an anvil is the foundational tool for brute force forming and general metal manipulation. For delicate doming, the block is superior; for robust shaping, the anvil is king. Preference plays a role in general striking, but function dictates the primary choice.

Which should you buy first?

For the absolute beginner jeweller, a doming block is often the more immediately useful purchase. It allows you to practice fundamental forming techniques and produce tangible results like earring components or small dish shapes early on. However, if your focus is on silversmithing or any discipline involving significant forging and flattening, a solid bench anvil is non-negotiable and should be acquired as soon as possible. For production jewellers needing many identical domes, the doming block is essential; for general bench work, the anvil is the priority.