Features: 1.High Torsion Impact: This manual impact driver set features high torsion impact. Converts hammer blows into high torsion impact force. 2.Multi Function: This handheld impact screwdriver is suitable to loosen rusted or frozen screws, or repair door locks, auto body fenders, and more. 3.Tighten or Loosen any Screw: This dual action reverse impact screwdriver tool allows you to adjust towards the right to tighten screws or towards the left to loosen a screw. 4.Comes with 6 Bits: This manual impact screwdriver set comes with 6 bits in total, including 3 cross bits and 3 flathead bits, which can be easily installed and detached. 5.Aluminium Alloy: This manual hand impact driver adopts premium aluminium alloy material in high strength, while the knurled handle provides a sturdy grip. specification:Item Type: Manual Impact Driver Set Material: Aluminium Alloy Bits: Flathead Bits(1 x 8x35mm, 2 x 8x70mm). Cross Bits(1 x 8x35mm, 2 x 8x70mm) PackageList:1 xManualImpactDriver 6 x Bits 1 x Storage Box