
Spear & Jackson Brass Back Saw 10-inch
Score: 85/100
Suizan Dozuki 6-inch
Score: 92/100Rankings

The Suizan Dozuki Dovetail Saw is a professional-grade Japanese pull saw designed for precise joinery tasks like dovetails and tenons. It features an ultra-thin blade that leaves a clean finish unmatchable by Western saws, though it requires a learning curve for new users. It is best suited for intermediate to professional woodworkers who prioritize precision and clean edges.

The Spear & Jackson 9540B-91 is a high-precision brass-back tenon saw designed for fine woodworking and joinery tasks. Its solid brass back ensures rigid, straight tracking, making it ideal for tenons and picture frames, though the weight may cause fatigue. It is best suited for woodworkers prioritizing cut quality over speed in small to medium pieces.
| Attribute | ![]() | ![]() |
|---|---|---|
10 inchesbest | 6 inches | |
15 TPI | 25 TPIbest | |
| ↓ lower better | 1.27 lbs | 0.35 lbsbest |
5.9 inches | 15.16 inchesbest | |
0.7 mmbest | 0.3 mm | |
15 inchesbest | 0.83 inches |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Handle & Ergonomics(1) | ||
Handle Material | Wood | Rattan |
Dimensions & Weight(2) | ||
Weight (lbs) | 1.27 lbs | 0.35 lbs |
Overall Length (inches) | 5.9 inches | 15.16 inches |
Performance & Usage(3) | ||
Intended Use | Precision Joinery | Joinery |
Saw Type | Tenon Saw | Dozuki |
Cutting Action | Bidirectional | Pull |
Blade Specifications(5) | ||
Blade Length (inches) | 10 inches | 6 inches |
Teeth Per Inch (TPI) (TPI) | 15 TPI | 25 TPI |
Blade Material | Carbon Steel | Japanese Steel |
Blade Thickness (mm) | 0.70 mm | 0.3 mm |
Blade Width (inches) | 15 inches | 0.83 inches |
Build & Durability(1) | ||
Replaceable Blade | false | true |

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

Expert reviewers highlight the saw's brass back as a critical advantage for stability and straight tracking, making it ideal for precision tasks like tenon joints and picture frames. However, they note that initial performance may suffer from rough kerf and skip-starts, which typically resolve after the teeth are tuned or resharpened.
The provided data does not contain extensive user feedback or consumer reviews. Consequently, there are no recurring themes or specific praise/complaints from everyday users to summarize.

“Leaves a thin kerf of 0.5mm and a clean finish that cannot be replicated with Western saws”

“Much more aggressive and cuts smoothly”




Professional reviewers praise the Suizan Dozuki for its precision in joinery, noting its ability to leave a thin 0.5mm kerf and a clean finish unmatchable by Western saws.
Everyday users commonly praise the saw's razor-sharp performance and ability to produce clean cuts on hardwoods, noting that it cuts smoothly and aggressively once they adapt to the pull motion.