![Antelco Key Punch 4 mm](http://irrigationsupplies.co.nz/cdn/shop/products/71ppfkO8DiL._SX524_{width}x.jpg?v=1621829827)
The key punch is a suitable tool when working on micro systems.
- Use to puncture a small hole into the pipe before inserting rigid risers or 4 mm fittings
- Remove micro cap from base
- Tighten spray nozzle ( not wingback nozzle)
The key punch is a suitable tool when working on micro systems.