Genuine The 9033 Steel Bobbin is a precision-manufactured sewing component designed for a wide range of Pfaff industrial and artisan machines, including the legendary Pfaff 138 zigzag and the high-speed Pfaff 463 lockstitch series. Produced by Seki (Japan), these bobbins are engineered to the highest global standards for rotational balance and durability.

Unlike standard budget bobbins, the Seki-manufactured 9033 features a reinforced steel core and perfectly parallel flanges to ensure consistent thread tension from the beginning to the end of the bobbin.

Key Features & Performance
Seki Japanese Precision: Manufactured in Japan, these bobbins offer superior concentricity. This means they rotate perfectly on the bobbin winder and inside the hook, reducing machine vibration at high speeds.

Hardened Steel Construction: Crafted from high-tensile steel with a corrosion-resistant finish. These bobbins will not warp or "crush" under the high pressure of tightly wound synthetic threads.

✔ Free shipping on orders over $99
✔ Ships from our USA (Georgia) office when in stock
✔ Weekly restocking from Japan, China, Bangladesh, and Turkey warehouses
✔ 3–7 business days handling time
✔ Compatible with multiple industrial sewing machines
✔ Carefully inspected before shipment

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⚠️ Please confirm your machine model before ordering