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Jonard PB-7 Burnishing Pen
The Jonard PB-7 Burnishing Pen is a precise and flexible hand tool designed specifically to clean general-type relay contacts. Featuring a compact and lightweight pen-style form factor, this tool is ideal for detailed electrical maintenance and contact polishing. The pen measures 4.5 inches in length and 0.375 inches in diameter, making it easy to store in a technician's toolkit or pocket.
The PB-7 features a specialized front chuck that allows for quick adjustment of the abrasive burnishing blade. By varying the exposed length of the blade in the chuck, operators can easily control both the reach and rigidity of the blade to suit specific cleaning requirements. The tool includes a removable cap for protection and built-in storage for spare blades.
Key Features & Specifications
- Model: PB-7
- Pen Dimensions: 4.5" (L) x 0.375" (Dia.)
- Blade Dimensions: 0.188" x 1.5" x 0.007"
- Blade Quantity: 6 total (1 pre-installed in chuck, 5 in internal storage)
- Adjustment: Chuck mechanism for variable blade length and rigidity
- Storage: Built-in spare blade storage located in the opposite end of the pen
- Design: Pocket-friendly pen style with a removable protective cap
Frequently Asked Questions
Q: How is the blade rigidity adjusted on the PB-7?
A: The length and rigidity of the abrasive burnishing blade can be adjusted by changing how much of the blade extends from the front chuck mechanism.
Q: Are replacement blades included with the pen?
A: Yes, the PB-7 comes equipped with a total of six abrasive blades: one installed in the chuck and five additional blades safely stored inside the opposite end of the pen.
Q: What are the exact dimensions of the included abrasive blades?
A: Each replaceable burnishing blade measures 0.188 inches wide, 1.5 inches long, and 0.007 inches thick.
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