Hooks · Maruto
d31 hook
Specs for 6 sizes, #8 to #18. Gape 4.68–5.26 mm, wire ø 0.41–0.48 mm, shank length 8.64–9.82 mm. Eye: Jig Eye; Shank: 1X Short; Gape type: Wide. Source: maruto.co.jp, flyhooks.org.
Partly verified. 4 of 6 sizes come from the manufacturer's own page, 2 are community verified; the rest are marked in the table. Know the right number? Every field has a ? that opens a correction form for that exact value.
Pick a size
- Gape (#8)
- Not published
- Wire Ø (#8)
- Not published
- Shank length (#8)
- Not published
- Jig angle (#8)
- 60°
- Bead fit (#8)
- 3.0-3.8mm
- Source
- maruto.co.jpVerified
- Gape (#10)
- Not published
- Wire Ø (#10)
- Not published
- Shank length (#10)
- Not published
- Jig angle (#10)
- 60°
- Bead fit (#10)
- 3.0-3.8mm
- Source
- maruto.co.jpVerified
- Gape (#12)
- 5.26 mm
- Wire Ø (#12)
- 0.48 mm
- Shank length (#12)
- 9.82 mm
- Jig angle (#12)
- 60°
- Bead fit (#12)
- 2.5-3.0mm
- Source
- flyhooks.orgCommunity verified
- Gape (#14)
- 4.68 mm
- Wire Ø (#14)
- 0.41 mm
- Shank length (#14)
- 8.64 mm
- Jig angle (#14)
- 60°
- Bead fit (#14)
- 2.5-3.0mm
- Source
- flyhooks.orgCommunity verified
- Gape (#16)
- Not published
- Wire Ø (#16)
- Not published
- Shank length (#16)
- Not published
- Jig angle (#16)
- 60°
- Bead fit (#16)
- 2.5-3.0mm
- Source
- maruto.co.jpVerified
- Gape (#18)
- Not published
- Wire Ø (#18)
- Not published
- Shank length (#18)
- Not published
- Jig angle (#18)
- 60°
- Bead fit (#18)
- 2.0-2.5mm
- Source
- maruto.co.jpVerified
Properties
- Eye
- Jig Eye
- Shank
- 1X Short
- Gape type
- Wide
- Wire
- Heavy
- Bend
- Round Bend
- Point
- Chemically Sharpened
- Barb
- No
- Finish
- Black Nickel
- Forged
- No
- Intended use
- Jig
Specifications by size
| Size | Gape (mm) | Wire Ø (mm) | Shank length (mm) | Jig angle (°) | Bead fit | Source | Actions |
|---|---|---|---|---|---|---|---|
| #8 | Not published | Not published | Not published | 60 | 3.0-3.8mm | maruto.co.jp Verified | Wrong or missing? |
| #10 | Not published | Not published | Not published | 60 | 3.0-3.8mm | maruto.co.jp Verified | Wrong or missing? |
| #12 | 5.26 | 0.48 | 9.82 | 60 | 2.5-3.0mm | flyhooks.org Community verified | Wrong or missing? |
| #14 | 4.68 | 0.41 | 8.64 | 60 | 2.5-3.0mm | flyhooks.org Community verified | Wrong or missing? |
| #16 | Not published | Not published | Not published | 60 | 2.5-3.0mm | maruto.co.jp Verified | Wrong or missing? |
| #18 | Not published | Not published | Not published | 60 | 2.0-2.5mm | maruto.co.jp Verified | Wrong or missing? |
Sources
- Verifiedmaruto.co.jp/ for #8, #10, #16, #18
- Community verifiedflyhooks.org/maruto/d31 for #12, #14
Only values read from the manufacturer's own page are marked Verified. Community measurements come next. Retailer and distributor pages are cited but stay unverified until the manufacturer confirms them. How verification works
Similar hooks
Ranked by closeness on fields both products publish (gape, wire ø first). Blank fields never count as a match or a miss.
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