PRODUCTS
3603M Special Tune-Up Socket Kit | ⅜” Dr. 3-Piece Spark Plug Set –
3603M Series: 3-Piece 3/8″ Drive Special Tune-Up Socket Kit
- Kit de Ajuste Especial 3/8″ – 3 Piezas Métrico (3603M)
- Kit de Réglage Spécial 3/8″ – 3 Pièces Métrique (3603M)
- Spezial-Wartungssatz 3/8″ – 3-teilig metrisch (3603M)
- Kit de Ajuste Especial 3/8″ – 3 Peças Métrico (3603M)
- Kit Messa a Punto 3/8″ – 3 Pezzi Metrico (3603M)
- 3/8″专业调校套筒组–3件公制装 (3603M)
- 3/8″專業調校套筒組–3件公制裝 (3603M)
- 3603M 3点スペシャル整備ソケットキット（3/8″ドライブ）
- 3/8″ 드라이브 특수 튠업 키트 – 3종 메트릭 (3603M)
- 機車汽車狹小空間專用火星塞套筒扳手組
Special Tune-Up Socket Kit (Model 3603M) is a precision 3-piece collection engineered for the safe removal and installation of spark plugs in modern internal combustion engines. Manufactured by Hans Tools, the Special Tune-Up Socket Kit addresses the critical risks associated with spark plug service, such as terminal damage or ceramic fracturing. By utilizing a 3/8″ square drive interface and a thin-wall chassis, this kit provides the mechanical reach and protective features necessary for technicians working on high-density engine architectures where clearance is minimal.
| 3PCS | 3603M |
|---|---|
| 3335MS | 16, 20.8 |
| 1165FM | 17 |
BLISTER CARD :  = , GW= 12.5KGS/ 24 SETS  = 1' |
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Specifically engineered for narrow space, ideal for motorcycle maintenance areas
Feature
Thin-Wall Geometry & Internal Protective Inserts
The 3603M Special Tune-Up Socket Kit is built for mission-critical engine reliability:
- Internal Rubber Retention Inserts: The primary advantage of this Special Tune-Up Socket Kit is the high-friction rubber lining. This insert captures the spark plug terminal securely, allowing for easy extraction from deep cylinder head wells without the risk of the plug falling and gapping itself or breaking.
- Low-Profile Thin-Wall Architecture: Modern engines feature narrow spark plug bores that often obstruct standard sockets. The 3603M series is engineered with a reduced outer diameter, ensuring zero-interference access in overhead cam (OHC) and multi-valve cylinder heads.
- Industrial Chrome Vanadium (Cr-V) Forging: Forged from premium Cr-V steel and heat-treated to professional standards, these sockets offer superior torsional strength while maintaining the slim profile required for precision automotive diagnostics.
B2B Procurement & Service Center ROI
- Essential for Rapid Tune-Up Cycles: The Special Tune-Up Socket Kit is a staple for Quick-Lube Centers and Diagnostic Specialists who require the most common metric sizes (16mm and 21mm) in a single, organized format.
- Knurled Grip Surface: Every socket features a cross-hatch knurled band at the base, providing a non-slip surface for hand-starting threads—a critical step in preventing cross-threading in expensive aluminum cylinder heads.
- Professional High-Polish Finish: The mirror-chrome finish resists oil, carbon buildup, and chemical degreasers, ensuring the kit remains easy to clean and maintains a professional appearance in high-volume workshops.
