• For all tuning work on coil slugs and trimmers • Plastic grip, moulded-in blades of resin acetate • 5551: 0.3 mm x 2.5 mm, 0.5 mm x 3 mm • 5552: 0.6 mm x 1.2 mm, 0.8 mm x 2 mm • 5553: Slots 0.8 mm, 1.3 mm • 5554: 0.3 mm x 2 mm and square 3 mm • Designed for the most demanding jobs where precision is of the most importance