Features: Piston Ring Compressor With Ratchet Key · 1pc Height: 3″ Capacity 53 – 125mm · 1pc Height: 3 1/2″ Capacity 90 – 175mm · 1pc Height: 4″ Capacity 90 – 175mm · Piston Ring Pliers 50 – 100mm · Piston Ring Groove Cleaning Fits: 2″ – 5″ (51-127mm) · Cleaning Blade 1 Size: 1/16″ To 3/16″ · Cleaning Blade 2 Size 2.0mm To 4.5mm 1/4″ · Cleaning Blade 3 Size 1.2mm To 5.5mm · Offset Driver: Phillips & Slotted · Complete With Storage Case .