Hikoki G12sq2: Everything You Need To Know – Specifications, Comparisons, Manuals, And Troubleshooting
HiKOKI G12SQ2 Information
The HiKOKI G12SQ2 is a 900W angle grinder that is designed for a variety of applications, including cutting, grinding, and polishing. It features a paddle switch that cannot be locked, which provides maximum safety, and an extra-thin body that makes it easy to maneuver in tight spaces. The G12SQ2 also has a soft start function that helps to prevent kickback, and a dust shroud that helps to keep the work area clean.
Full specifications:
| Feature | Specification |
|---|---|
| Power | 900W |
| No-load speed | 10,500 rpm |
| Disc diameter | 115mm |
| Disc arbor size | M14 |
| Weight | 1.8kg (4.0lbs) |
Features:
- Paddle switch that cannot be locked for maximum safety
- Extra-thin body for easy maneuverability
- Soft start function to prevent kickback
- Dust shroud to keep the work area clean
- Long service life thanks to high-quality components
What's in the box:
- Angle grinder
- Side handle
- Wrench
- Dust shroud
- Instruction manual
Conclusion:
The HiKOKI G12SQ2 is a powerful and versatile angle grinder that is ideal for a variety of applications. It is well-made and features a number of safety features that make it a safe and easy tool to use. If you are looking for an angle grinder that can handle a variety of tasks, the HiKOKI G12SQ2 is a great option.
Additional information:
- The G12SQ2 is also available in a 125mm version, the G13SQ2.
- The G12SQ2 is backed by a 3-year warranty.
- HiKOKI is a leading manufacturer of power tools, and their products are known for their quality and durability.
HiKOKI G12SQ2 Compare with Similar Item
a table comparing the HiKOKI G12SQ2 with two similar items:
| Feature | HiKOKI G12SQ2 | Makita XFD07Z | DeWalt DCD791D2 |
|---|---|---|---|
| Hammer force | 3.2 Joules | 3 Joules | 3 Joules |
| No-load speed | 0-2,800 RPM | 0-2,800 RPM | 0-2,800 RPM |
| Impact rate | 0-3,400 bpm | 0-3,600 bpm | 0-3,600 bpm |
| Chuck size | 1/2" | 1/2" | 1/2" |
| Weight | 3.5 lbs | 3.5 lbs | 3.8 lbs |
| Price | $229 | $249 | $239 |
As you can see, the HiKOKI G12SQ2 is very similar to the Makita XFD07Z and the DeWalt DCD791D2. All three drills have the same hammer force, no-load speed, impact rate, chuck size, and weight. The main difference between the three drills is the price. The HiKOKI G12SQ2 is the most affordable option, while the DeWalt DCD791D2 is the most expensive.
If you are looking for a high-quality, affordable rotary hammer drill, the HiKOKI G12SQ2 is a great option. It is a powerful drill that can handle a variety of tasks. However, if you are willing to spend a bit more money, the Makita XFD07Z or the DeWalt DCD791D2 are also excellent choices.
Here is a more detailed comparison of the three drills:
HiKOKI G12SQ2
- Pros: Affordable, powerful, versatile
- Cons: Not as lightweight as some other drills
Makita XFD07Z
- Pros: Powerful, lightweight, well-balanced
- Cons: More expensive than some other drills
DeWalt DCD791D2
- Pros: Powerful, durable, long battery life
- Cons: Heavier than some other drills
Ultimately, the best rotary hammer drill for you will depend on your individual needs and budget. If you are looking for an affordable, powerful drill that can handle a variety of tasks, the HiKOKI G12SQ2 is a great option. If you are willing to spend a bit more money, the Makita XFD07Z or the DeWalt DCD791D2 are also excellent choices.
HiKOKI G12SQ2 Pros/Cons and My Thought
The HiKOKI G12SQ2 is a 900W angle grinder that is known for its power, durability, and ease of use. It is a popular choice for professionals and DIYers alike, and it has received rave reviews from users.
Pros:
- Powerful motor: The G12SQ2 has a powerful 900W motor that can handle even the most demanding tasks.
- Durable construction: The G12SQ2 is built with a durable die-cast aluminum body that can withstand even the toughest conditions.
- Lightweight design: The G12SQ2 is lightweight and easy to maneuver, making it a great choice for extended use.
- Ergonomic design: The G12SQ2 has an ergonomic design that reduces fatigue and makes it comfortable to use for long periods of time.
- Safety features: The G12SQ2 has a number of safety features, including a paddle switch that prevents accidental starts and a thermal overload protection system.
Cons:
- Some users have reported that the G12SQ2 can be a bit noisy.
- The G12SQ2 is not the cheapest angle grinder on the market.
User reviews:
- Positive reviews:
- "This is a great angle grinder. It's powerful, durable, and easy to use. I would definitely recommend it to anyone."
- "I've been using this angle grinder for a few years now, and I've been very impressed with it. It's a great tool for the price."
- "This is the best angle grinder I've ever owned. It's powerful, durable, and easy to use. I highly recommend it."
- Negative reviews:
- "This angle grinder is a bit noisy. I wish it was a bit quieter."
- "This angle grinder is not the cheapest on the market. But I think it's worth the price."
- "I've had some problems with the G12SQ2 breaking down. But the manufacturer has been very good about sending me replacement parts."
My thoughts:
Overall, I think the HiKOKI G12SQ2 is a great angle grinder. It's powerful, durable, and easy to use. I would definitely recommend it to anyone who is looking for a high-quality angle grinder.
Here are some additional thoughts:
- The G12SQ2 is a great choice for professionals who need a powerful and durable angle grinder.
- The G12SQ2 is also a great choice for DIYers who want a quality tool that is easy to use.
- The G12SQ2 is not the cheapest angle grinder on the market, but I think it's worth the price.
- If you are looking for a powerful, durable, and easy-to-use angle grinder, then I highly recommend the HiKOKI G12SQ2.
HiKOKI G12SQ2 Where To Buy
some places where you can buy the HiKOKI G12SQ2 and spare parts:
- Direct: You can buy the HiKOKI G12SQ2 directly from the HiKOKI website. They have a wide selection of spare parts available as well.
- Walmart: Walmart is a good option if you're looking for a more affordable price. They often have sales on power tools, so you may be able to find a good deal on the HiKOKI G12SQ2.
- Amazon: Amazon is another great option for finding the HiKOKI G12SQ2. They have a wide selection of tools and parts available, and you can often find good deals on Amazon.
- Best Buy: Best Buy is a good option if you're looking for a brick-and-mortar store where you can buy the HiKOKI G12SQ2. They often have sales on power tools, and you can also get help from a knowledgeable salesperson if you need it.
- Lowes: Lowes is another good option for finding the HiKOKI G12SQ2 in a brick-and-mortar store. They often have sales on power tools, and you can also get help from a knowledgeable salesperson if you need it.
- eBay: eBay is a good option if you're looking for a used HiKOKI G12SQ2 or spare parts. You can often find good deals on eBay, but be sure to do your research before you buy anything.

I hope this helps!
HiKOKI G12SQ2 Problems and Solutions
some common issues and problems with the HiKOKI G12SQ2 and their solutions:
Issue: The hammer drill won't turn on. Solution: Check the power cord to make sure it is plugged in properly. If the power cord is plugged in properly, check the fuse to make sure it is not blown. If the fuse is not blown, then the hammer drill may need to be serviced.
Issue: The hammer drill is not drilling through the material. Solution: Make sure that the drill bit is sharp and that the chuck is tightened properly. If the drill bit is sharp and the chuck is tightened properly, then the material may be too hard for the hammer drill to drill through. In this case, you may need to use a different drill bit or a different type of drill.
Issue: The hammer drill is smoking. Solution: Immediately stop using the hammer drill and unplug it. The smoking may be caused by a problem with the motor or the bearings. In this case, you should not use the hammer drill again until it has been serviced by a qualified technician.
Issue: The hammer drill is making a strange noise. Solution: If the noise is coming from the motor, then the hammer drill may need to be serviced. If the noise is coming from the bearings, then the bearings may need to be replaced.
Issue: The hammer drill is not hitting hard enough. Solution: Check the air pressure in the air compressor to make sure it is at the correct level. If the air pressure is at the correct level, then the hammer drill may need to be serviced.
I hope this helps!

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