Baumr-AG HP420 4-stroke petrol post driver with included driver sleeves and carry case.
If you want a faster and more efficient way to drive fence posts, star pickets and tent stakes into the ground, this Baumr-AG HP420 post driver is built to take the hard work out of the job. With a compact 4-stroke engine, strong impact force and a portable design, it is suited to property maintenance, fencing work and general outdoor use where manual driving would be slower and more tiring.
Why This Post Driver Stands Out
This model is designed for users who want strong impact performance without dragging around bulky equipment. The product page highlights a 4-stroke overhead cam engine, 35 joules of energy transfer, anti-vibration hand grips and coil spring struts, plus an active pivoting throttle handle that keeps the controls close at hand while you work.
Key Highlights
4-stroke overhead cam engine provides more power in a lightweight engine
35J energy transfer for fast and efficient driving
Impact frequency of up to 2300BPM
Hardened steel hammer pin works reliably without deforming
Baumr-AG Air-Flex Anti-Vibe System with rubber hand grips and coil spring struts
Active pivoting throttle handle with throttle, throttle safety, lock and kill switch
3 socket sleeves help keep your material straight and prevent slippage
E-Z Pull recoil starter with E-Z Prime Bulb for easier starting
Lightweight design for easier transport between jobs
Carry case included
Specifications
Brand: Baumr-AG
Model: HP420
SKU: PTDPTRBM440A
Product type: Post Driver
Power type: Petrol
Engine type: OHC 4 Stroke petrol
Starting system: Recoil
Engine displacement: 38cc
Max torque: 1.67Nm / 5500RPM
Fuel capacity: 0.65L
Fuel type: Petrol Regular Unleaded 95+ RON
Clutch type: Centrifugal
Impact frequency: 2300BPM
Impact force: 35J
What’s Included
1 x Baumr-AG HP420 Post Driver
1 x Carry Case
1 x 20-45mm Driver Sleeve
1 x 55mm Driver Sleeve
1 x 80mm Driver Sleeve
1 x Tool kit
1 x Measuring cup
Note: User manual is accessible online. Assembly required.
Size and Weight
Product dimensions: 28 x 66 x 27cm
Product weight: 12kg
Carton dimensions: 74 x 40 x 38cm
Carton weight: 23kg
Where It Fits Best
This post driver is well suited to fencing, rural property work, tent setup and general outdoor jobs where posts, stakes or pickets need to be driven quickly. The listing notes that it is compact, lightweight and portable, making it easier to use in tighter spaces and simpler to move from one job to the next.
Current Listing Details
The Mytopia listing currently shows this post driver at $464, reduced from $594, with an RRP of $999. The product is marked as in stock.
The specifications list a 38cc OHC 4-stroke petrol engine.
How much impact force does it deliver?
The product page lists an impact force of 35 joules.
What is the impact frequency?
The listed impact frequency is 2300 beats per minute.
Does it come with different driver sleeves?
Yes. It includes 20-45mm, 55mm and 80mm driver sleeves.
Is a carry case included?
Yes. A carry case is included in the box.
What fuel does it use?
The specifications list regular unleaded petrol rated at 95+ RON.
How much fuel does the tank hold?
The listed fuel capacity is 0.65 litres.
Does it have anti-vibration features?
Yes. The highlights mention the Baumr-AG Air-Flex Anti-Vibe System with rubber hand grips and coil spring struts.
What warranty is shown on the page?
The page shows a 12 month standard warranty, with optional extended care available.
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