Britool Hallmark 3/8" Oil Drain Sump Plug Key Range Automotive Service Tools

The Britool Hallmark 3/8" Drive Oil Drain Plug Key Range provides a comprehensive selection of commonly used sump plug, oil drain plug and service keys for automotive maintenance and vehicle servicing. Designed for professional mechanics, automotive technicians, garages and experienced DIY users, the range covers a variety of square, hex, triangle and Torx-Star profiles, helping provide the correct tool for many different oil drain plug designs. A 3/8" square drive 165mm sliding T-bar is also available, providing additional leverage and controlled operation when removing stubborn sump plugs or tightening drain plugs during routine servicing. Each tool is marked with the Britool Hallmark "B" logo along with its individual part reference for easy identification and professional tool control. Individual keys can be purchased separately, allowing you to select the specific size required for your vehicle or workshop application. A complete 19-piece set is also available — MODS19 — for users who require the full range in one organised kit. Key Features Genuine Britool Hallmark automotive tooling 3/8" drive oil drain and sump plug key range Covers multiple common drain plug profiles Square, hex, triangle and Torx-Star options Suitable for automotive servicing and maintenance 165mm 3/8" sliding T-bar available Individual tools available separately Britool Hallmark "B" logo marked on tools Individual part references for easy identification Complete 19-piece set available — MODS19 Range Available Square Male Sump Plug Keys 7mm 8mm 10mm 11mm 12mm 13mm 14mm 5/16" 3/8" Square Female Sump Plug Key 10mm Hex Sump Plug Keys 8mm 9mm 10mm 12mm 14mm 17mm Triangle Sump Plug Key 10mm — commonly used on PSA applications Torx-Star Sump Plug Key T45 — suitable for Vauxhall / Opel applications Sliding T-Bar 3/8" Square Drive 165mm Length Automotive Applications These oil drain plug keys are designed for a wide range of automotive servicing applications, including: Engine oil changes Sump plug removal Oil drain plug replacement Routine vehicle servicing Garage maintenance Automotive repairs Workshop servicing DIY vehicle maintenance Mechanical maintenance The selection of profiles makes the range particularly useful for workshops servicing multiple vehicle makes and models. Individual Keys or Complete Set Individual sizes are available, allowing you to purchase the specific sump plug tool required without buying a complete set. For workshops wanting comprehensive coverage, the full 19-piece Britool Hallmark oil drain plug key set — MODS19 is also available. This provides the complete selection of square, hex, triangle and Torx-Star keys together with the sliding T-bar. Important Information Individual tools are sold separately unless specifically purchased as the MODS19 complete set. Product images may be generic or show a different size for illustration purposes. You will receive the size and profile selected when ordering. Vehicle compatibility can vary, so please check your vehicle manufacturer's specification before purchasing. Always use the correct size and profile for the sump plug to minimise the risk of fastener damage. The Britool Hallmark Range The Britool Hallmark range was developed by Britool in the 1980s for the automotive aftermarket and has been a long-established choice for professional workshop users. Each tool carries the Britool Hallmark ,providing clear identification of the range and its professional tooling heritage. The Hallmark guarantee covers defects in materials and/or workmanship when tools are used for their intended purpose and for the expected life of the tool. The guarantee does not cover fair wear and tear, moving parts such as ratchet mechanisms, or consumable items such as bits and repair kits.

Britool Hallmark 3/8" Oil Drain Sump Plug Key Range Automotive Service Tools

The Britool Hallmark 3/8" Drive Oil Drain Plug Key Range provides a comprehensive selection of commonly uséd sump plug, oil drain plug and service keys for automotive maintenance and vehicle servicing.

Designed for professional mechanics, automotive technicians, garages and experienced DIY users, the range covers a variety of square, hex, triangle and Torx-Star profiles, helping provide the correct tool for many different oil drain plug designs.

A 3/8" square drive 165mm sliding T-bar is also available, providing additional leverage and controlled operation when removing stubborn sump plugs or tightening drain plugs during routine servicing.

Each tool is marked with the Britool Hallmark "B" logo along with its individual part reference for easy identification and professional tool control.

Individual keys can be purchased separately, allowing you to select the specific size required for your vehicle or workshop application.

A complete 19-piece set is also available — MODS19 — for users who require the full range in one organised kit.

Key Features

Genuine Britool Hallmark automotive tooling
3/8" drive oil drain and sump plug key range
Covers multiple common drain plug profiles
Square, hex, triangle and Torx-Star options
Suitable for automotive servicing and maintenance
165mm 3/8" sliding T-bar available
Individual tools available separately
Britool Hallmark "B" logo marked on tools
Individual part references for easy identification
Complete 19-piece set available — MODS19

Range Available

Square Male Sump Plug Keys

7mm
8mm
10mm
11mm
12mm
13mm
14mm
5/16"
3/8"

Square Female Sump Plug Key

10mm

Hex Sump Plug Keys

8mm
9mm
10mm
12mm
14mm
17mm

Triangle Sump Plug Key

10mm — commonly uséd on PSA applications

Torx-Star Sump Plug Key

T45 — suitable for Vauxhall / Opel applications

Sliding T-Bar

3/8" Square Drive
165mm Length

Automotive Applications

These oil drain plug keys are designed for a wide range of automotive servicing applications, including:

Engine oil changes
Sump plug removal
Oil drain plug replacement
Routine vehicle servicing
Garage maintenance
Automotive repairs
Workshop servicing
DIY vehicle maintenance
Mechanical maintenance

The selection of profiles makes the range particularly useful for workshops servicing multiple vehicle makes and models.

Individual Keys or Complete Set

Individual sizes are available, allowing you to purchase the specific sump plug tool required without buying a complete set.

For workshops wanting comprehensive coverage, the full 19-piece Britool Hallmark oil drain plug key set — MODS19 is also available.

This provides the complete selection of square, hex, triangle and Torx-Star keys together with the sliding T-bar.

Important Information

Individual tools are sold separately unless specifically purchased as the MODS19 complete set.
Product images may be generic or show a different size for illustration purposes.
You will receive the size and profile selected when ordering.
Vehicle compatibility can vary, so please check your vehicle manufacturer's specification before purchasing.
Always use the correct size and profile for the sump plug to minimise the risk of fastener damage.

The Britool Hallmark Range

The Britool Hallmark range was developed by Britool in the 1980s for the automotive aftermarket and has been a long-established choice for professional workshop users.

Each tool carries the Britool Hallmark ,providing clear identification of the range and its professional tooling heritage.

The Hallmark guarantee covers defects in materials and/or workmanship when tools are uséd for their intended purpose and for the expected life of the tool.

The guarantee does not cover fair wear and tear, moving parts such as ratchet mechanisms, or consumable items such as bits and repair kits.