| Length butt to eye | 389 mm |
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| Shank diameter | 2.0 mm |
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| Customary needle designations | UYX 121 GBS, SY 7283, MY 1046 |
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| Canu designation | 38:43 |
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| Further point designations | R K, TB, SIN, B, NYR, J BALL, SES, BPL, L BALL |
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| Needle form description | Straight needle with single groove and scarf |
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| Technical sewing application | Cover chain stitch, Double chain stitch |
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| Stitch type class | 600, 400 |
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| Recommended for | Woven fabrics, Fine knitwear |
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| Examples of use | Shirts, Underwear, Blouses |
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| Coating | Chromium |
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| Needle size | 0.7000000000000001 Nm |
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| Point style | FFG - Cloth point |
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| Needle system | UY 121 GBS |
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| Needle system variant | GBS |
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