
Klein Tools 935AB4V Magnetic Torpedo Level
Score: 88/100
Bosch Professional Spirit Level
Score: 88/100Rankings

The Klein Tools 935AB4V is a 6.25-inch ACCU-BEND magnetic torpedo level designed for electricians and tradespeople to achieve precise leveling on conduit, pipe, and metal surfaces. It features a durable aluminum body, four multi-angle vials, and powerful rare-earth magnets with a patented track. Best suited for electricians and plumbers needing precise angles on pipe and conduit.

The Bosch Professional 1600A016BN is a 25 cm magnetic box spirit level with high-precision 0.5 mm/m accuracy and an aluminum body. It features a magnetic base for hands-free operation and magnified vials for clear readability. It is best suited for professional tradespeople working on ferrous surfaces like metal beams and pipes.
| Attribute | ![]() | ![]() |
|---|---|---|
6.25 inches | 10 inchesbest | |
4best | 3 | |
1.476 inchesbest | 1.06 inches | |
0.75 inches | 1.97 inchesbest | |
| ↓ lower better | 0.36 lbsbest | 0.55 lbs |
1 yearsbest | — |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Performance & Accuracy(1) | ||
Accuracy | 0.029 | 0.5mm/m |
Dimensions & Size(4) | ||
Length (inches) | 6.25 inches | 10.0 inches |
Width (inches) | 1.476 inches | 1.06 inches |
Height (inches) | 0.75 inches | 1.97 inches |
Weight (lbs) | 0.36 lbs | 0.55 lbs |
Warranty & Support(1) | ||
Warranty Period (years) | 1 years | null years |
Features & Functionality(3) | ||
Vial Count | 4 | 3 |
Level Type | Torpedo | Box Spirit Level |
V-Groove | true | false |

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

Professional reviewers and editors praise the 935AB4V as a top-tier conduit level, highlighting its strong magnets, compact design, and multi-angle vials. Editors specifically recommend it for professional use due to its role in simplifying conduit bending.
Everyday users consistently praise the powerful magnets, accuracy, and durability of the level, noting that it stays put on conduit during bends and survives jobsite abuse. Common praise includes the compact size for pocket storage and clear vials for quick reads.




No direct quotes from professional reviewers or editors are available in the source data. Manufacturer and retailer descriptions emphasize robustness, precision, and jobsite suitability, positioning the tool as ideal for professionals.
No consumer reviews, praise, or complaints are present in the source data. Available information is limited to product specifications and feature descriptions from retailers and Bosch.