
Rockwell RK3441K
Score: 72/100
Craftsman CMES510
Score: 78/100Rankings

The Craftsman CMES510 is a robust 15-amp corded circular saw designed for aggressive cutting in wood, featuring a durable magnesium shoe and high no-load speed. It lacks modern safety and convenience features like an electric brake or dust collection, which may deter some professionals. It is best suited for DIYers and homeowners needing a budget-friendly, powerful tool for framing and general jobsite work.

The Rockwell RK3441K is a compact, lightweight corded circular saw designed for portability and maneuverability in tight spaces, featuring a left-handed blade for better visibility. Its depth adjustment mechanism is prone to slipping, which detracts from precision during aggressive cuts. It is best suited for DIYers and light-trade professionals who prioritize portability and dust management over raw power.
| Attribute | ![]() | ![]() |
|---|---|---|
4.5 inches | 7.25 inchesbest | |
1.688 inches | 2.5 inchesbest | |
3,500 RPM | 5,500 RPMbest | |
45 degrees | 55 degreesbest | |
120 Vbest | 120 Vbest | |
| ↓ lower better | 5 lbsbest | 11.05 lbs |
5 A | 15 Abest | |
0.375 inchesbest | — |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Power & Motor(2) | ||
Amperage (A) | 5 A | 15 A |
Motor Type | Brushed | |
Performance & Cutting(5) | ||
Blade Diameter (inches) | 4.5 inches | 7.25 inches |
Cutting Depth at 90 Degrees (inches) | 1.6875 inches | 2.5 inches |
No-Load Speed (RPM) | 3500 RPM | 5500 RPM |
Bevel Capacity (degrees) | 45 degrees | 55 degrees |
Arbor Size (inches) | 0.375 inches | inches |
Design & Ergonomics(3) | ||
Weight (lbs) | 5.0 lbs | 11.05 lbs |
Cord Length (ft) | 10 ft | 8 ft |
Handle Type | Slim inline grip | Contoured over-molded |
Features & Accessories(1) | ||
Dust Collection | true | false |


Products in the top-left offer the best value (high score, low price).

Professional reviewers praise the Rockwell RK3441K for its ability to match full-size performance in a lighter package, but flag significant concerns regarding the depth lock's reliability, noting that it can slip during hard bumps or aggressive cutting.
Everyday consumers generally love the saw for its portability, surprising power for its size, and excellent visibility, though many find it highly effective for DIY projects and light trade work.

Professional reviewers highlight the CMES510's high-performance 15-amp motor and 5,500 RPM speed as key strengths, while noting the absence of a motor brake and laser guide as omissions compared to premium alternatives.
Everyday users praise the saw's power and ability to cut through various woods without binding, with the comfortable grip frequently mentioned as a positive factor for control.
“new saw we think highly of”

“praises its power to avoid binding/sticking on woods, nice grip for control, and overall recommendation”


