Tooling encompasses the design and manufacture of the precision devices, assemblies and consumables used to shape, hold, guide and inspect aerospace components throughout production, covering cutting tools, drill bushings, form tools and sacrificial tooling produced from materials including tool steel, carbide, Invar and carbon-fibre-reinforced polymer (CFRP) to meet tight dimensional and thermal stability requirements.
How many distinct aircraft programmes each supplier in this area is linked to in our database — a proxy for how widely established a company is across the industry. Bars are relative to the top-ranked supplier.
Whether supply here is concentrated in a few big players or spread across many. Top-5 share is the portion of all programme links held by the five largest suppliers. HHI (Herfindahl–Hirschman Index) runs 0–10,000: under ~1,500 is competitive, over ~2,500 is concentrated.
Where the listed suppliers in this area are based, by country of head office. Useful for sourcing, near-shoring and understanding regional strengths.