CRAFTSMAN CMCS300B Saw
- Saw
- 6 inches
- 20 watts
- Battery
- Better rated than 62%
- More reviewed than 82%
A capable 20V, 6 inch capacity saw for buyers already on Craftsman's battery platform, worth confirming whether a battery and charger are included.
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How it ranks among the 265 saws we track
4.7★ across 1,510 Amazon ratings, Bayesian-smoothed toward the category average.
1,510 Amazon ratings, weighted on a log scale so huge counts don't drown everything.
400+ bought on Amazon last month.
Brand identity, imagery, description and spec coverage.
The ProductDome score is separate from the Amazon rating shown above: it combines the Bayesian-smoothed Amazon rating with evidence volume, tracked demand, and data quality across the 265 saws we track - how the scorecard works · full saws data report. Confidence: high - strong rating volume and complete data.Last refreshed Aug 4, 2026. Data-computed, not a hands-on test. Compiled by the ProductDome Research Team.
Overview
A 20 volt battery platform and a 6 inch cutting capacity define the Craftsman CMCS300B, a saw with a high speed steel cutting edge, a listed speed of 3,000 per minute, and a weight of about 4.4 pounds.
Craftsman's V20 cordless lineup commonly sells versions under model numbers ending in B as bare tools, without a battery or charger included, so it's worth checking the listing to confirm exactly what ships with this one. The high speed steel cutting edge is chosen to hold up through repeated cuts rather than dulling quickly.
- 20 volt battery platform
- 6 inch cutting capacity
- 3,000 per minute operating speed
- 4.4 pound weight
Who it's for
DIYers and tradespeople already on Craftsman's 20 volt battery platform who need a 6 inch capacity saw for wood or light material cutting. Less suited to anyone without a compatible 20V battery, if this listing turns out to be a bare tool.
Strengths and trade-offs
Drawn from this product's published specifications.
- 6 inch cutting capacity
- High speed steel cutting edge
- Manageable 4.4 pound weight
- Model number suggests a bare tool
- Confirm battery and charger inclusion before ordering
Performance notes
The 6 inch cutting capacity and 3,000 per minute operating speed point to a saw sized for general wood and light material work rather than heavy demolition cutting, and the high speed steel edge is chosen for durability under repeated cuts. At 4.4 pounds it stays manageable for one handed use, though as with most 20V bare tools, run time depends entirely on whatever battery is paired with it.
Specifications
| Brand | CRAFTSMAN |
|---|---|
| Model | CMCS300B |
| Dimensions & fit | |
| Item Weight | 4.4 pounds |
| Capacity & performance | |
| Capacity | 6 inches |
| Speed | 3000 rpm |
| Power & efficiency | |
| Motor Power | 20 watts |
| Power Source | Battery |
| Voltage | 20 volts |
| Construction & materials | |
| Material | High Speed Steel |
How it compares
This product against the closest alternatives we track in saws.
| Product | Amazon rating | Ratings | ProductDome score |
|---|---|---|---|
| CRAFTSMAN CMCS300B SawThis product | 4.7 / 5 | 1,510 | 4.4 / 5 |
| DEWALT DCS334B SawDeWalt | 4.8 / 5 | 9,477 | 4.7 / 5 |
| SKIL 5280-01 SawSkil | 4.7 / 5 | 14,300 | 4.6 / 5 |
| Milwaukee 2719-20 SawMILWAUKEE | 4.8 / 5 | 6,485 | 4.5 / 5 |
| BLACK+DECKER BDEJS600C SawBLACK+DECKER | 4.7 / 5 | 11,123 | 4.5 / 5 |
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Questions about the CRAFTSMAN CMCS300B
Common buyer questions answered straight from the product spec data - no fluff, no "it depends".
Does the Craftsman CMCS300B include a battery?
Craftsman's V20 line commonly sells B suffix models as bare tools without a battery or charger, so confirm inclusions on the listing before buying.
What is the cutting capacity of the CMCS300B?
It's listed at 6 inches.
What material is the CMCS300B cutting edge?
High speed steel, per the listing's spec data.