PRODUCTS
10335M/A Magnetic Spark Plug T-Wrench Universal Joint
10335M/A: Magnetic Spark Plug T-Wrench with Universal Joint (Metric & SAE / L=530mm)
- 10335M/A Magnetic Spark Plug T-Wrench with Universal Joint (Metric & SAE / L=530mm / Taiwan)
- Clé en T pour bougies magnétique avec cardan 10335M/A (Métrique et SAE / L=530 mm / Cr-V)
- 10335M/A Magnetischer Zündkerzen-T-Schlüssel mit Kardangelenk (Metrisch & Zoll / L=530 mm)
- Llave en T para bujías magnética con articulación universal 10335M/A (Métrico y SAE / L=530 mm)
- Klucz do świec zapłonowych magnetyczny typu T z przegubem 10335M/A (Metryczny i calowy / L=530 mm)
- Chave T para velas magnética com junta universal 10335M/A (Métrico e SAE / L=530 mm)
- Ключ свечной Т-образный магнитный с шарниром 10335M/A (Метрический и дюймовый / L=530 мм)
- مفتاح شمعات الإشعال مغناطيسي على شكل T مع وصلة مفصلية 10335M/A (متري وبالبوصة / طول ٥٣٠ مم)
- 10335M/A マグネット式 ユニバーサルジョイント T型プラグレンチ (ミリ & インチ / 全長530mm / ハンドル幅200mm / 台湾製)
- 10335M/A 유니버셜 조인트 마그네틱 점화플러그 T형 렌치 (미리 & 인치 / 전장 530mm / 핸들 200mm / 대만산)
- Khóa mở bugi chữ T có nam châm đầu lắc léo 10335M/A (Hệ mét & Hệ inch / Dài 530mm)
- ประแจขันหัวเทียนตัว T แบบแม่เหล็ก ข้อต่ออ่อน ซีรีส์ 10335M/A (มิลและนิ้ว / ยาว 530 มม. / ด้าม 200 มม. ผลิตในไต้หวัน)
- 10335M/A Mıknatıslı Mafsallı T Buji Lokma Anahtarı (Metrik ve İnç / L=530 mm / Kol: 200 mm)
- T-klíč na zapalovací svíčky magnetický s kloubem 10335M/A (Metrický i palcový / D=530 mm)
- 10335M/A系列 萬向磁性火星塞T型扳手 (公制與英制規格 / 全長530mm / 橫桿200mm / 內置強力磁鐵 / 超薄壁設計 / 100%台灣製造)
10335M/A Magnetic Spark Plug T-Wrench with Universal Joint is engineered to eliminate plug breakage, cross-threading, and clearance lockouts during spark plug servicing. Modern transverse DOHC engines and direct-injection cylinder heads position spark plugs at the bottom of narrow, deep casting wells (frequently over 200mm deep), often tilted at off-angles under firewalls, cowl panels, or strut tower braces. Standard ratchet, extension bar, and socket stacks create excessive wobble, risk socket decoupling down the well, and rely on rubber retention grommets that dry out, swell from oil, or drop the plug. The 10335M/A integrates a 530mm monolithic shaft, an engineered 200 crossbar, an articulating universal joint, and a high-flux permanent magnetic core, providing direct, controlled hand feel from installation to final torque down.
| 10335M mm | 10335A inch | ∅(D) mm | ∅(D2) mm | L mm | L1 mm |  g |  pcs |
|---|---|---|---|---|---|---|---|
| 14 | 9/16 | 18.8 | 10.0 | 530 | 200 | 440 | 15 |
| 16 | 5/8 | 20.8 | 10.0 | 530 | 200 | 440 | 15 |
| 18 | 25.7 | 10.0 | 530 | 180 | 460 | 15 | |
| 20.8 | 13/16 | 27.7 | 10.0 | 530 | 200 | 480 | 15 |
Feature
Why choose an integrated magnetic T-wrench over a ratchet with extension bars and a spark plug socket?
Loose assemblies have connection play at every adapter joint, making it difficult to feel whether the spark plug is threading in straight. The 10335M/A provides a solid 530mm one-piece shaft with a 200 mm T-bar, giving technicians the direct tactile feedback necessary to spin plugs in by hand without cross-threading soft aluminum cylinder heads.
What are the exact outer dimensions ∅ of the socket heads?
The socket walls are engineered for tight well clearances:
Nominal Size | Outside Diameter, D (mm) |
14 mm (9/16 in.) | 18.8 |
16 mm (5/8 in.) | 20.8 |
18 mm | 25.7 |
20.8 mm (13/16 in.) | 27.7 |
Why is a permanent magnetic core superior to traditional rubber inserts?
Rubber inserts deteriorate, swell, and become slick when exposed to motor oil and gasoline, causing the plug to drop back down into the cylinder well. The neodymium magnetic core in the 10335 series never wears out, holds the plug securely during extraction, and cannot be damaged by automotive fluids.
What is the maximum working angle of the universal joint?
The built-in universal swivel joint operates smoothly at angles up to 30°, enabling technicians to clear strut tower braces, air conditioning lines, and firewall overhangs on transverse engines.
