Garren WoodFishing Hook Reference
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The Mustad 3582 represents the pinnacle of mid-20th century double hook manufacturing, designed specifically for traditional European wet fly fishing targeting sea trout and salmon. This hollow point double hook features the classic turned-down ball-eye construction with heavy wire gauge and bronzed finish that made Mustad the dominant force in global hook production.
The Oslo designation and Key Brand packaging places this specimen in the c. 1925-1965 production era, representing Mustad’s golden age of quality manufacturing before the transition to modern chemically-sharpened points. The double hook configuration, while specialized, was essential for traditional loch-style fishing where the additional weight and keel effect were crucial for proper fly presentation.
For collectors, this hook represents both the technical excellence of Norwegian industrial manufacturing and the rich tradition of British and Irish wet fly fishing that drove its development.
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The hollow point features a concave inner face that creates an incredibly sharp tip with rapid flare toward the barb, enabling penetration with minimal pressure – essential for soft-mouthed species like sea trout. The double hook construction distributes stress across two points while the brazed junction ensures the shanks remain parallel under load. The turned-down eye angle optimizes the hook gap for traditional wet fly patterns.
Physical measurement with calipers
Physical measurement with calipers
Physical measurement with calipers
Notable as one of the few double hook patterns documented in the garrenwood.com catalog with complete original packaging across multiple sizes.
We have measurements for sizes 6, 4. Know any others? Submit calipered measurements and we'll review and add them. Thank you!
Sources: this specimen and its packaging.
The 3582 was part of Mustad’s comprehensive double hook series, introduced in the early 20th century to serve the European market’s demand for traditional wet fly hooks. This series represented Mustad’s strategy of reverse-engineering successful regional patterns and producing them with Norwegian industrial efficiency. The hollow point designation indicated premium manufacturing within their quality tier system.
Oslo designation indicates post-1925 production (after Christiania renamed to Oslo). Classic Key Brand logo with asterisk border and eight-line label format represents mid-20th century packaging before plastic slide boxes. Lack of barcode indicates pre-1974.
The double hook was so essential to traditional Scottish loch fishing that many ghillies would refuse to guide anglers using single hooks, believing the doubles were necessary not just for hooking fish but for the proper swimming action of classic wet flies in the heavy waves of highland lochs.
Double hooks evolved from traditional Scottish and Irish salmon fly requirements, where single hooks often proved inadequate for large migratory fish. Mustad’s 3582 represented the industrialization of this hand-forged tradition, competing directly with established Redditch manufacturers like Allcock and Bartleet who had dominated the salmon hook market.
| Silhouette | Hook Model | Match | Analysis | Compare |
|---|---|---|---|---|
| 3573 No. 4 — Mustad 3573 Double Fly Hook | 75% | Compare | ||
| 3582BR No. 6 — Accu Point Double Fly | 70% | Compare | ||
| 3571 No. 6 — Mustad 3571 Double Fly Hook | 65% | Compare | ||
| 3570 No. 2 — Mustad 3570 Double Fly Hook | 61% | Compare | ||
|
35881 No. 1/0 — Double Live Bait Hooks | 58% | Compare |
Designed specifically for traditional European wet fly fishing, particularly for sea trout and salmon. The double hook configuration provides additional weight to get flies down in the water column while acting as a keel to maintain straight swimming action. Most commonly used for classic loch-style fishing and traditional patterns like Teal Blue and Silver, Peter Ross, and Dunkeld.
Low-water salmon flies, heavy streamers for large trout
Teal Blue and Silver, Peter Ross, Dunkeld, Black Pennell, Mallard and Claret
| Hook | Match Quality | Notes |
|---|---|---|
| Mustad 3399A | Good | Modern single hook equivalent with similar proportions but chemically sharpened point |
| Partridge P Double | Very Good | High-quality modern double hook maintaining traditional proportions |
Uncommon double hook format with good historical significance but limited collecting demand outside specialty salmon/sea trout enthusiasts.
Positive factors include the classic double hook construction representing traditional European wet fly techniques, and the hollow point designation indicating premium manufacturing. The bronzed finish and Key Brand packaging add period authenticity. Limiting factors include the specialized application reducing broad collector appeal, and the relatively common production numbers during the mid-20th century peak.
Classic Mustad eight-line label format on cream cardboard box. Key Brand logo with skeleton key graphic and asterisk border. Oslo - Norway designation. Quality code Qual. 3582. Hollow Point designation. T.d. ball-eye Bronzed specification. Made in Norway marking. Hand-stamped size numbers in purple ink.
Full boxes command premium over loose hooks. Condition of packaging significantly affects value. Smaller sizes (6-10) typically more valuable than larger sizes.
Specialty tackle dealers, vintage fishing auctions, UK fishing tackle fairs. Complete boxes more commonly found in European collections.
Store hooks on original card in a cool, dry environment to prevent corrosion of the bronzed finish. The bronze coating provides good protection but can develop patina with humidity exposure. Keep boxes closed to protect the period typography and prevent hook loss. Original packaging adds significant value to collectors – avoid removing hooks unnecessarily. The cardboard is susceptible to insect damage, so check periodically and consider archival storage boxes for long-term preservation.
The size numbers ‘2’, ‘4’, and ‘6’ visible on the packaging are hand-stamped in purple ink, typical of Mustad’s mid-century size designation system. This hand-stamping indicates individual quality control and inventory management at the distributor or retail level. The consistent purple ink and clear impressions suggest professional stamping tools rather than handwritten notations.
| P | Photographically verified — Directly observable in the photograph(s) on this page. |
| V | Verified by documentation — Confirmed by manufacturer catalog, spec sheet, or published reference. |
| I | Inferred — A logical deduction from observable or documented evidence, not directly stated. |
| E | Estimated — An approximation based on visual comparison, proportional analysis, or limited data. |
| S | Speculative — A reasoned hypothesis that cannot be confirmed from available evidence. |
Unnotated claims are the compiler’s synthesis; see Sources. All photographs on garrenwood.com are taken on a measurement grid where each square equals 1/10 inch (0.1″ / 2.54 mm).
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