DCK KSM17-115B Grinder Review
Our verdict
The DCK KSM17-115B is a corded 1104-watt angle grinder spinning at 11800 RPM and weighing 3.5 pounds, rated 4.6 stars from 716 reviews at $39.99. At under $40 with over 1100 watts of corded power, it challenges more expensive options on pure power-per-dollar value.
Check price on AmazonBest for
Budget buyers who want the most corded wattage available at the lowest price, particularly for metal grinding and cutting tasks
Skip if
You need a cordless grinder for job-site mobility, or require a brand with a well-established North American service network
- Power Source Corded Electric
- Voltage 120 Volts
- Speed 11800 RPM
- Motor 1104 watts
- Weight 3.5 Pounds
- Dimensions 11.4"L x 4.3"W x 3"H
- Priced 59% below the category median ($98.50 across 92 tracked models)
Our scorecard
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Owner rating4.6/5
4.6 average across 716 owner ratings
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Popularity3.8/5
716 owner reviews, more than most models here
The overall score is owner satisfaction weighted by how many reviews back it, so a high rating from few reviews counts for less. The bars below show where this model stands against the other power tools and workshop machinery we track in this category on price, popularity and size. Context, not marks against it, and our read of the data, not a lab test.
Overview
The DCK KSM17-115B delivers 1104 watts and 11800 RPM at $39.99, a power-to-price ratio that stands out in this batch. Its corded design draws on 120-volt AC for consistent output, and the 3.5-pound weight is manageable for extended grinding sessions. Dimensions are 11.4 inches long by 4.3 inches wide by 3 inches tall.
With 716 owner reviews at 4.6 stars and 200 units sold last month, the KSM17-115B has a meaningful track record for a budget-tier tool. DCK is a less prominent brand in North America compared to Bosch, Milwaukee or Metabo, so buyers should factor in parts availability and warranty coverage into their decision.
For straightforward grinding, cutting and surface prep tasks where corded power is available, the KSM17-115B competes directly with the DongCheng DSM14-115 on price while offering 1104 watts versus 800 watts. Users who prioritize raw wattage at the budget price tier have a clear reason to choose it.
Pros
- 1104 watts at $39.99 is the strongest watt-per-dollar ratio among corded grinders in this batch
- 11800 RPM no-load speed for fast material removal
- 4.6 stars from 716 verified owner reviews
- 200 units sold last month reflects solid active demand
- 3.5-pound weight is comfortable for a 1100-watt corded grinder
Cons
- DCK brand has limited North American dealer support compared to major brands
- Corded-only design requires AC outlet access on job sites
- Disc size and side handle specs are not listed in published product data
Specifications
| Power Source | Corded Electric |
|---|---|
| Voltage | 120 Volts |
| Speed | 11800 RPM |
| Motor | 1104 watts |
| Weight | 3.5 Pounds |
| Dimensions | 11.4"L x 4.3"W x 3"H |
Performance notes
Corded at 120 volts with 1104 watts and 11800 RPM, the DCK KSM17-115B handles grinding, cutting and surface prep on metal and masonry. The compact 11.4-inch length and 3.5-pound weight help with control. AC power ensures full wattage delivery without battery-charge variation.
What buyers say
Owners across 716 reviews at 4.6 stars frequently highlight the strong power output relative to the sub-$40 price. Positive feedback centers on cutting speed and motor durability for the price class. The most common concern relates to brand recognition and long-term support availability.
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Frequently asked questions
How does the DCK KSM17-115B compare to the DongCheng DSM14-115?
The KSM17-115B runs at 1104 watts versus 800 watts for the DSM14-115 and costs $39.99 versus $34.59. Both are budget corded grinders with similar RPM. The KSM17-115B wins on power; the DSM14-115 has more reviews (943 vs 716) and a slightly higher rating (4.7 vs 4.6).
What disc size does the DCK KSM17-115B accept?
Disc diameter is not specified in the published product data. The '115' in the model name commonly indicates a 4.5-inch disc, but confirm in the official product listing before purchasing accessories.