This set of cork borers is ideal for science teachers and students conducting experiments that require precise holes in corks or rubber stoppers. Designed for use in secondary and college laboratories, the set supports a range of practical investigations.

• Includes 6 nickel-plated brass borers with cutting edges and handles

• Diameters: 4.7mm, 6.3mm, 7.8mm, 8.9mm, 9.8mm, 11mm

• Supplied with a cleaning rod for easy maintenance

• Durable construction for repeated classroom use

• Suitable for preparing apparatus in biology and chemistry lessons

• Cork Borer Diameters:

  • Number 1: 4.7mm

  • Number 2: 6.3mm

  • Number 3: 7.8mm

  • Number 4: 8.9mm

  • Number 5: 9.8mm

  • Number 6: 11mm