Qnkaa Spline Socket Bit Set 10pcs Square Triple Silver M4

Crafted and Designed with superior materials for increased torque and unmatched hardness. Torx Bits: Drop-forged, Heat-treated S2 alloy steel, known for its supreme hardness (60-62 HRC). Zinc Phosphate finish reduces any wear-outs and ensures longevity through multiple usages. Drive Sockets: Heat-treated Chrome Vanadium Steel, hardened to increased torque power. Fully polished, Chrome plated mirror finish for complete rust and corrosion resistance. Package included: 10 x Spline Bit Socket 1/4″ Drive: M4, M5, M6 ( L 37mm ) 3/8″ Drive: M8, M9, M10, M12, M14 (Tamper Proof) ( L 48mm ) 1/2″ Drive: M16 (Tamper Proof), M18 (Tamper Proof) ( L 55mm ) 1 x blowing mould case