Description
- 1/4" wide Nylon construction wheel
- Replacement wheel for Backer Rod Insertion Tools: 640-4 Road Model or 640-5 Standard Model (sold separately)
- Quickly sets backer rod up to 1" deep in saw cut joints
- For setting rod deeper up to 2", use replacement wheel 640-G20.
- Additional sizes available:
- Also available in durable Aluminum