
Klein Tools 935AB4V Magnetic Torpedo Level
Score: 88/100
Workpro 12-inch Torpedo Level
Score: 85/100Rankings

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 WORKPRO 12 Inch Torpedo Level is a compact, magnetic aluminum-reinforced tool designed for plumbing and conduit bending. It features four versatile vials and a strong magnetic edge for hands-free operation. It is best suited for DIYers, plumbers, and electricians needing a portable level for tight spaces.
| Attribute | ![]() | ![]() |
|---|---|---|
6.25 inches | 12 inchesbest | |
4best | 4best | |
1.476 inches | 1.81 inchesbest | |
0.75 inchesbest | 0.04 inches | |
| ↓ lower better | 0.36 lbsbest | 0.46 lbs |
1 yearsbest | — |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Performance & Accuracy(1) | ||
Accuracy | 0.029 | 0.001 inch/ft |
Dimensions & Size(4) | ||
Length (inches) | 6.25 inches | 12.0 inches |
Width (inches) | 1.476 inches | 1.81 inches |
Height (inches) | 0.75 inches | 0.04 inches |
Weight (lbs) | 0.36 lbs | 0.46 lbs |
Warranty & Support(1) | ||
Warranty Period (years) | 1 years | null years |
Features & Functionality(1) | ||
Level Type | Torpedo | Torpedo Level |

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.




Professional reviewers, including Architecture Lab, highlight the WORKPRO's aluminum construction, four vials, and magnetic edge as reliable features for tight spaces and pipe work.
Aggregated consumer reviews are sparse, with inferred praise from video demonstrations highlighting the ease of pocket carry and the strength of the magnets.