
Corona RazorTOOTH 18-inch
Score: 92/100
Klein Tools Folding Jab Saw
Score: 88/100Rankings

The Corona RS 7510D is a heavy-duty 18-inch folding pruning saw designed for cutting large branches up to 10 inches in diameter. Its RazorTOOTH blade and D-handle make it a top choice for professional landscapers and arborists. While bulkier than smaller models, it offers superior performance and durability for heavy pruning tasks.

The Klein Tools 31737 is a compact, folding jab saw designed for drywall and construction work, featuring a hardened carbon steel blade that folds into a comfort-grip handle. It offers bidirectional cutting with triple-ground teeth and a versatile lockback mechanism with positions at 125 and 180 degrees for use in tight spaces. It is ideal for professionals prioritizing portability and bag safety over maximum blade length.
| Attribute | ![]() | ![]() |
|---|---|---|
18 inchesbest | 5.2 inches | |
— | 8 TPIbest | |
| ↓ lower better | 1.1 lbs | 0.538 lbsbest |
23.25 inchesbest | 11.9 inches | |
1 inchesbest | — |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Handle & Ergonomics(2) | ||
Handle Material | Composite | Plastic with rubber grips |
Handle Type | D-handle | Cushioned Palm |
Dimensions & Weight(2) | ||
Weight (lbs) | 1.1 lbs | 0.5375 lbs |
Overall Length (inches) | 23.25 inches | 11.9 inches |
Performance & Usage(4) | ||
Intended Use | Heavy-duty pruning, tree trimming | Drywall, wallboard, plywood, plastic |
Saw Type | Folding | Folding Jab Saw |
Cutting Action | Pull | Bidirectional |
Suitable Materials | Wood | Drywall, Plywood, Plastic |
Blade Specifications(3) | ||
Blade Length (inches) | 18 inches | 5.2 inches |
Teeth Per Inch (TPI) (TPI) | TPI | 8 TPI |
Blade Material | High-carbon steel | Hardened carbon steel |
Build & Durability(2) | ||
Blade Coating | Chrome | Triple Ground |
Replaceable Blade | false | |
General(1) | ||
Warranty | Limited lifetime | 1 year |

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

Professional reviewers and editors praise the Corona RazorTOOTH 18-inch Pruning Saw for its efficiency and build quality, specifically highlighting the RazorTOOTH blade's ability to cut limbs up to 10 inches effortlessly.
Everyday users commonly praise the saw's sharpness and speed, noting that it effortlessly cuts through thick branches and wood up to 4-5 inches, often handling larger diameters with ease.

“effortlessly cuts through thick branches and wood up to 4-5 inches”

“good grip that's comfortable for long sessions”

“safer alternative to a chainsaw that performs well and should last a long time”




Professional reviewers and editors consistently rate the Klein Tools 31737 highly, noting its innovation in storage safety and cutting efficiency. Editors highlight that the blade is as sturdy as fixed-blade alternatives while offering the convenience of a folding design.
Everyday users and contractors express strong satisfaction with the product's ability to cut drywall smoothly and protect tool bags from damage. Common praise focuses on the comfortable grip, the utility of the 125-degree angle for corners, and the convenience of the tether hole for ladder work.