Straight Up Heavy Duty Cylinder Ram Head Replacement For TH0004 Hydraulic Knockout Punch Driver 3.5 Inch Tall Nine Ton Muscle Clean NPT Connections Copper Washers Shop Tested

Heavy Duty 9-Ton Hydraulic Ram Head Replacement
✔️ 3.5 inch tall cylinder fits TH0004 knockout driver 9 ton unit

This single replacement cylinder ram head swaps out worn units in your power hydraulic knock set. Shop tested and ready to install, it delivers quick force for punching clean holes in steel plate, conduit, and structural beams.

✅ 3.5 inch overall cylinder height matches OEM specs perfectly
✅ 3/4-16 threaded stem bolts directly into existing frame mounts
✅ 1/4 inch NPT hose ports seal fast with included copper washers
✅ Blue powder coat finish resists rust and handles shop abuse
✅ Backed by a straight five-year warranty for solid peace of mind

💡 Why do heavy duty hydraulic ram heads fail prematurely under continuous shop strain?
- Dirty fluid gums up the inner sleeves and kills the seals way too quick.
- Yank out the busted piston and drop in a fresh handy swap whenever you lose that punchy muscle.
- Wipe down threads now and then and watch the gauge so you do not warp the mounting bolts.

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