Tackle hex fasteners in tight or awkward spaces with this 10-piece US PRO extra-long ball-end hex key set. Each key features a standard hex tip on the short arm and a ball-end on the long arm, allowing engagement up to 30° off axis—perfect for recessed or obstructed bolts. Colour-coded, anti-slip coating makes quick size ID and improves grip, while chrome-vanadium (CR-V) construction and heat treatment deliver durability and torque. Supplied with a compact storage clip to keep sizes organised in the toolbox or on the go.

Includes metric sizes: 1.5, 2, 2.5, 3, 4, 5, 5.5, 6, 8, 10 mm
Length range: approx. 90–225 mm
Material: CR-V, heat-treated
Finish/Grip: Coloured, anti-slip coated
Features: Extra-long reach, ball-end long arm (30°), storage clip

Key Features

• 10 metric keys: 1.5–10 mm (incl. 5.5 mm)

• Extra-long pattern for greater leverage and reach

• Ball-end on long arm for up to 30° working angle

• Colour-coded, anti-slip coating for quick ID and control

• CR-V steel, heat-treated for strength and durability

• Supplied with sturdy storage clip

What’s in the Box

• 10 × extra-long metric ball-end hex keys (1.5–10 mm)

• 1 × storage clip