Allen keys (hex keys) tighten and loosen fasteners with hexagonal sockets. Â Metric and imperial sets are essential for assembling furniture, adjusting machinery and repairing bicycles. Â Ball end versions allow angled entry in tight spaces.
What are Allen keys used for?
Allen keys, also known as hex keys or hex wrenches, are used to tighten or loosen screws and bolts with hexagonal sockets. They’re commonly found in furniture assembly, bicycles, machinery, and automotive applications. Their L-shaped design provides good leverage and reach for confined spaces.
What types of Allen keys are available?
Allen keys come in several forms:
L-shaped keys – standard and most common
T-handle or ball-end keys – provide better grip and access at angles
Folding sets – compact and convenient for on-the-go use
Metric and imperial sizes – important to match the fastener type
Some sets include color-coded or long-arm designs for improved visibility and control.
How do I choose the right Allen key or set?
Choose based on:
Fastener type – make sure you select metric or imperial depending on the application
Material quality – chrome vanadium or heat-treated steel ensures strength and durability
Handle style – standard L-keys for general use, T-handles for high torque, and ball-end types for angled access
A full set is ideal for workshops, mechanical repairs, and furniture assembly, ensuring you always have the right size on hand.
Allen keys (hex keys) tighten and loosen fasteners with hexagonal sockets. Â Metric and imperial sets are essential for assembling furniture, adjusting machinery and repairing bicycles. Â Ball end versions allow angled entry in tight spaces.
What are Allen keys used for?
Allen keys, also known as hex keys or hex wrenches, are used to tighten or loosen screws and bolts with hexagonal sockets. They’re commonly found in furniture assembly, bicycles, machinery, and automotive applications. Their L-shaped design provides good leverage and reach for confined spaces.
What types of Allen keys are available?
Allen keys come in several forms:
L-shaped keys – standard and most common
T-handle or ball-end keys – provide better grip and access at angles
Folding sets – compact and convenient for on-the-go use
Metric and imperial sizes – important to match the fastener type
Some sets include color-coded or long-arm designs for improved visibility and control.
How do I choose the right Allen key or set?
Choose based on:
Fastener type – make sure you select metric or imperial depending on the application
Material quality – chrome vanadium or heat-treated steel ensures strength and durability
Handle style – standard L-keys for general use, T-handles for high torque, and ball-end types for angled access
A full set is ideal for workshops, mechanical repairs, and furniture assembly, ensuring you always have the right size on hand.
Set of T handle hex keys sizes 2.5-8mm with both the long and the short end having a regular hexagon fitting Supplied in the unique Teng Tools...
View full details7 piece set of T handle TX keys with TPX ends on the long key end Supplied in the unique Teng Tools double width TC tray with removable lid ...
View full detailsSet of 9 chrome molybdenum alloy steel hex keys for added strength With ball point end on the long hex key end for 30º access Supplied in f...
View full details7 piece hex / Allen key set Chrome vanadium steel Retractable in aluminium case Accessories ergonomically designed aluminium hold...
View full detailsA comprehensive set of hex and TX keys and wrenches Supplied in the unique Teng Tools double width TC tray with removable lid and dove tail jo...
View full details