Technician's PK key

Essential tool for work carried out by technicians.

Technical specifications:

• Universal key comprising:
• 1 square bit, 7 mm
• 1 square bit, 8 mm 
• 1 triangle bit, 9–10 mm. 
• 1 pyramid-shaped square bit, 6 mm - 7 mm - 8 mm - 9 mm
• 1 Phillips and flat screwdriver bit.