US PRO 3639 – 10-Pc 1/2″ Drive Impact Spline (XZN) Bit Socket Set
Heavy-duty impact Spline/XZN bit sockets covering M5–M18 on 1/2″ drive. Forged CR-MO with phosphate finish for high-torque durability. Supplied in a tough storage case.
Supported Payment Types
US PRO 7569 – 4-Pc 1/2″ Impact Spline (XZN) Socket Set for VAG M12–M18
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Tackle high-torque spline/XZN fasteners found on drivetrains, hubs and suspension. The US PRO 3639 set includes 10 impact-rated bit sockets from M5 to M18, each manufactured from chrome-molybdenum (CR-MO) and finished in phosphate for corrosion protection. The 1/2″ square drive suits ratchets, breaker bars or low/medium-power impact wrenches. A compact blow-mould case keeps sizes organised for fast selection at the vehicle or bench.
What’s included (10 pcs)
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Sizes: M5, M6, M8, M9, M10, M11, M12, M14, M16, M18
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Drive: 1/2″ Sq.
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Material: CR-MO (impact grade)
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Finish: Phosphate (black)
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Storage: Blow-mould case
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Brand: US PRO • Code: 3639
Key benefits
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Correct XZN/Spline profile for European vehicles and machinery
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Impact-rated CR-MO construction for high torque loads
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Phosphate anti-corrosion finish
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Wide size coverage in a portable case
