- Used for checking the sizing in communication and electrical conduits.
- Recommended and used for the Telstra and NBN cabling installations
- Made from Coloured Acetal Rod.
- Hard wearing and cover a range of sizes for your full installation requirements.
- Each Mandrel has an 8mm bore, 80mm overall length (except 12mm dia – overall length is 50mm)
Proving Mandrels 12-63mm
SKU: ATM-BBPM