Hella Durable Pin Nailer Replacement Driver Piston Assembly 345702-4 Engineered To Crush Tasks On XTP01 XTP02 BPT350 BPT351 DPT350 DPT351 PT354D DPT353 AT638A Rock Solid And Ready To Roll

Single Pack Durable Pin Nailer Driver Piston Repair Kit
✔️ Dimensions 4.4 inch long by 0.4 inch wide for fast installs

This single replacement driver piston assembly brings old nailers back to life with reliable strike power. Builders and framers mount it straight into cylinders to drive brads and pins consistently during trim install and flooring jobs.

✅ Fits XTP01 XTP02 BPT350 DPT351 tool chassis designs
✅ Holds 4.4 inch stroke travel and 0.4 inch shaft diameter
✅ Machined from hardened alloy steel for heavy duty use
✅ Delivers uniform head contact measuring 0.235 inch across

💡 What causes early failure in pneumatic driver pistons for carpentry tools?

Basic housework saves your handy rigs from grinding to a halt.

- Blow trapped sawdust out with clean shop air during crew breaks

- Squirt light machine oil onto sliding shafts before sunrise shifts

- Swap cracked rubber seals right away to keep grit out completely

- Pair swap kits exactly to factory build numbers for tight fits

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