Halls XCM High Speed Steel Countersink 8.3mm

About this tool

The Halls XCM High Speed Steel Countersink in 8.3mm size is a versatile mid-range option suitable for general metalworking applications. This size is commonly used for standard M4 and M5 countersunk fasteners, making it an essential tool for mechanical assembly, fabrication work, and general engineering tasks. Featuring high speed steel construction with a 3-flute design, this 8.3mm countersink produces clean, professional chamfers with minimal effort. The 90° included angle matches standard countersunk screw specifications, whilst the 1/4in hexagon shank ensures compatibility with cordless drills, impact drivers, and bench-mounted power tools. Perfectly balanced between precision and coverage, this countersink size handles a wide range of everyday metalworking tasks with confidence, from automotive repairs to structural steelwork and maintenance applications. Features and Benefits: • 8.3mm diameter suitable for M4 and M5 fasteners • High speed steel for durability in metal applications • 3-flute configuration ensures efficient chip clearance • 90° angle for standard countersunk screws • 1/4in hex shank fits all standard power tools • Versatile size for general workshop use Specifications: Countersink Type: Countersink Size (mm): 8.3

Retailer description · Tooled Up · Observed 12 Oct 2026. Check the retailer’s listing for full specifications and contents.