Product Description
Britool Hallmark 66 Piece Impact Socket Set – 1/2" & 3/8" Drive Standard and Deep Metric Sockets
Upgrade your workshop with this comprehensive 66-piece Britool Hallmark Impact Socket Set, combining a 34-piece 1/2" drive impact socket set and a 32-piece 3/8" drive impact socket set. Manufactured from premium Chrome Molybdenum (CrMo) steel, these professional-grade impact sockets are designed for use with impact wrenches, air tools, cordless impact guns, and high-torque power tools.
Built for professional mechanics, automotive technicians, engineers, and serious DIY users, each socket features a durable heat-treated construction for maximum strength and long service life in demanding workshop environments.
Professional Chrome Molybdenum Impact Sockets
- Heavy-duty Chrome Molybdenum (CrMo) steel construction
- Heat-treated for exceptional durability and impact resistance
- 6-point socket design provides maximum grip and helps reduce fastener rounding
- Ball retaining groove ensures secure engagement with impact tools
- Side pin hole allows additional socket retention for high-torque applications
- Suitable for pneumatic, electric, and battery-powered impact wrenches
34 Piece 1/2" Drive Standard & Deep Impact Socket Set (8-24mm)
This 1/2" drive impact socket set includes both shallow and deep sockets, making it ideal for automotive repair, commercial vehicle maintenance, agricultural machinery, and industrial applications.
Socket Sizes Included (Standard & Deep):
8mm, 9mm, 10mm, 11mm, 12mm, 13mm, 14mm, 15mm, 16mm, 17mm, 18mm, 19mm, 20mm, 21mm, 22mm, 23mm, 24mm
32 Piece 3/8" Drive Standard & Deep Impact Socket Set (7-22mm)
Designed for versatility and everyday workshop use, this 3/8" drive impact socket set covers the most commonly used metric fastener sizes.
Socket Sizes Included (Standard & Deep):
7mm, 8mm, 9mm, 10mm, 11mm, 12mm, 13mm, 14mm, 15mm, 16mm, 17mm, 18mm, 19mm, 20mm, 21mm, 22mm
EVA Foam Storage Tray Included
Both socket sets are supplied in a precision-cut EVA foam trays, providing secure storage and instant size identification. The tray is designed to fit neatly into workshop tool chests, roll cabs, and top boxes, helping keep your tools organised and protected.
Whether you're carrying out routine vehicle servicing, heavy-duty mechanical repairs, or professional workshop maintenance, this Britool Hallmark metric impact socket set delivers the strength, durability, and coverage required for demanding applications.
Laser Marked for Authenticity and Quality
Each Britool impact socket is laser-marked with the iconic Hallmark logo and part number, ensuring that you’re using authentic, high-quality tools that are built to last.
The HALLMARK range was developed by Britool in the 80's for the automotive aftermarket. it has been the professional’s choice ever since. Each tool is marked with the Britool hallmark 
, your guarantee of quality.
The Britool Hallmark guarantee covers against defective materials and/or workmanship when used for the purpose for which they were designed. In the unlikely event that a product fails during normal use, it will be repaired or replaced. The guarantee does not extend to fair wear & tear or moving parts such as ratchet mechanisms.