Socket for spark plugs Jonnesway S17H4116 1/2" drive 16 mm

Jonnesway spark plug socket S17H4116 is a 16 mm socket designed for use with a 1/2" drive. It is intended for removal and installation of spark plugs and fits standard 16 mm plug sizes. The tool provides a secure connection to ratchets or extension bars that accept 1/2" drives and is suitable for maintenance and repair tasks on petrol engines where a 16 mm spark plug is used.

Advantages

The socket is machined to precise dimensions to ensure a snug fit on 16 mm spark plugs, reducing the risk of rounding the plug hex. Its 1/2" drive interface offers compatibility with a wide range of ratchets and extensions, enabling access in confined engine bays. Constructed from durable tool-grade steel with a corrosion-resistant finish, the socket is designed for repeated use and stable torque transfer between the wrench and the spark plug.

Suitable for

• Removal and installation of 16 mm spark plugs on passenger cars and small engines
• Use with 1/2" drive ratchets and extension bars
• Routine maintenance and repair work in garages and workshops

Key specifications

• Socket size: 16 mm
• Drive type: 1/2" (12.7 mm) drive interface
• Intended use: spark plug removal and installation
• Material: tool-grade steel with protective finish
• Compatibility: standard 16 mm spark plug hex

How to use

Select a compatible 1/2" drive ratchet or extension and attach the Jonnesway 16 mm spark plug socket. Fit the socket over the spark plug hex and turn counterclockwise to loosen or clockwise to tighten. Use controlled torque when installing new spark plugs to avoid over-tightening; if necessary, finish tightening with a torque wrench set to the manufacturer’s specification for the engine. When working in tight spaces, use appropriate extension bars and universal joints to maintain alignment and prevent damage to the plug.

Usage recommendations

Use the socket with a torque wrench when installing spark plugs to ensure correct tightening. Keep the socket clean and free of debris, and inspect for wear or rounding before use. Store in a dry tool chest to maintain the protective finish.