Hex Key Set 10 Pcs
This is a 10‑piece metric hex (Allen) key set intended for workshop, service and general mechanical use. The keys are sized to cover the common internal‑hex screw sizes used in machinery,...

This is a 10‑piece metric hex (Allen) key set intended for workshop, service and general mechanical use. The keys are sized to cover the common internal‑hex screw sizes used in machinery, furniture, automotive and general equipment.
Basic details
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Product name: Hex key set 10 pcs
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Model: YT-0561
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Number of keys: 10 pieces
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Type: L‑shaped hex/Allen keys for internal‑hex screws and bolts
Typical Yato 10‑piece metric sets cover either 1.5–10 mm or 2–12 mm ranges; listed size assortments include examples like:
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1.5, 2, 2.5, 3, 4, 5, 6, 7, 8, 10 mm
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or 2, 2.5, 3, 4, 5, 6, 7, 8, 10, 12 mme
Material and finish
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Material: chrome‑vanadium steel (often CrV 6150) for strength, elasticity and wear resistance.
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Hardness: typically around 52–55 HRC in Yato’s hex key sets.
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Surface finish: chromed/mirror or similar protective coating, sometimes with coloured plastic paint, to resist corrosion and improve visibility.
Design and packaging
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Shape: classic L‑shape, allowing high torque with the long arm and better access with the short arm.
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Storage: supplied in a compact holder or case that keeps the 10 sizes organised and easy to select.
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Use: suitable for industry, service stations, workshops, machinery and vehicle repairs, as well as household and furniture assembly.
