KNIPEX DPT50 Pipe Cutter
- Perfect helper for plumbing and industrial: conveniently cut and directly chamfer plastic pipes of 32 / 40 / 50 mm in a single step
- Smooth cutting: no readjustment, no deburring, no breaking of brittle pipes, reduced risk of leaky joints
- Optimum pipe guidance and easy cutting due to self-adjusting rollers with plain bearings
- Cuts PP, PVC and many other plastic pipes with diameters of 32, 40 and 50 mm
- Cuts PVC and PP pipes with wall thicknesses of 2.5 – 3.5 mm
- Tool-free reversible blade body made from high-quality ball-bearing steel
- Precise positioning thanks to a clear view of the cutting point
- Spring-loaded cutting blade: no unnecessary adjustment needed during cutting
- Spare blade in the tool: reversible blade with twin cutting edge for reversing when worn
- Trimming or fine cutting is possible from a section length of around 10 mm
- Durable and robust – tool body made of glass-fibre reinforced plastic
- The automatically applied chamfer ensures even distribution of the adhesive
- For waste water pipes in accordance with DIN 1453-1, 1329-1, 1519-1
Description
The KNIPEX DPT50 Pipe Cutter is a specialized, high-performance tool designed for professionals in plumbing, HVAC, and construction who require precise cutting of thick-walled plastic pipes. The DPT50 is tailored specifically for PVC and PP drain pipes, focusing on efficiency, accuracy, and ease of use in confined spaces.
Key Capabilities and Design
The DPT50 (often identified by its red blade holder) is engineered to handle pipe wall thicknesses ranging from 2.5 mm to 3.5 mm, bridging the gap where the standard DP50 (which handles 1.8 to 2.4 mm) stops. It is designed for the most common domestic drain pipe sizes: 32 mm, 40 mm, and 50 mm in diameter.
One of its most significant features is the ability to cut and chamfer in one single step. The tool features a multi-part, specially designed blade that creates a clean, 90-degree cut while simultaneously applying a smooth bevel to the edge. This eliminates the need for separate deburring, reduces the risk of damaging pipe seals during assembly, and saves valuable installation time.
Enhanced Functionality
Unlike traditional cutting methods, the DPT50 is designed for maximum convenience and safety:
- Spring-Loaded Mechanism: The cutting blade is spring-loaded, meaning once it is applied to the pipe, it maintains pressure, eliminating the need for constant, laborious re-tightening or adjustment during the cutting process.
- Optimal Handling: Its compact design allows for cutting pipes as short as 10 mm, making it ideal for repair work in tight spaces, such as behind sinks or in compact plumbing fixtures.
- Comfort and Efficiency: The tool is made from fiberglass-reinforced plastic, making it lightweight, durable, and easy to handle.
- Efficient Cutting Principle: The tool is designed to be placed around the pipe, pressed in, and turned, ensuring a perfect 90-degree cut with little effort.
The KNIPEX DPT50 is an essential upgrade for professionals looking to minimize, or entirely remove, the need for deburring and re-cutting pipes. Its ability to simultaneously cut and bevel thick-walled pipes makes it a highly efficient solution for modern sanitation pipework.







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