Product Description

Bosch GNF20-40 Wall Chaser and GAS 12-40MA M-Class Extractor 240V

The Bosch GNF20-40 Wall Chaser and GAS12-40 MA M-Class Extractor 240V kit is a professional solution for clean and efficient groove cutting in masonry and concrete. The powerful 2000W brushless wall chaser delivers cutting depths up to 40mm and widths up to 39mm, while the 40L M-Class extractor captures 99.9% of fine dust with automatic filter cleaning for consistent suction. Supplied with diamond cutting discs, an L-BOXX, extraction accessories and essential fittings, this comprehensive kit is ideal for demanding electrical, plumbing and installation work.

Features & Specifications:

GNF20-40 Wall Chaser 240V 06016C5170

• Powerful 2000W brushless motor delivers reliable performance for demanding professional applications.
• Suitable for cutting grooves into masonry, sandstone and concrete.
• Maximum cutting depth of 40mm for installing cables, conduits and pipework.
• Adjustable groove width of up to 39mm for greater application versatility.
• Uses two 150mm diamond cutting discs for smooth and efficient cutting.
• Compact design allows cutting close to edges.
• Ergonomic handle arrangement provides comfortable operation in different positions and directions.
• Bosch Professional Click & Clean interface provides effective connection to compatible dust extraction systems.
• Tool-free adjustment of cutting depth and groove width for quick setup.
• Tool-free disc changing helps reduce downtime between applications.
• PROtection switch, brake function and restart protection provide enhanced user safety.
• Voltage: 240V
• Rated input power: 2000W
• Motor type: Brushless
• No-load speed: 7,100rpm
• Disc diameter: 150mm
• Disc bore diameter: 22.23mm
• Spindle thread: M14
• Adjustable cutting depth: 10mm–40mm
• Cutting depth, max.: 40mm
• Cutting width: 2mm–39mm
• Weight: 4.5kg
• Sound pressure level: 105dB(A)
• Sound power level: 113dB(A)
• Vibration emission value: 7.1m/s²
• Packaging dimensions: 357mm x 442mm x 253mm
• Product code: 06016C5170

GAS12-40 MA 40L M-Class Extractor 240V 06019M0170:

• M-Class certified filtration system provides high protection against fine and hazardous dust.
• Captures 99.9% of particles within the dust extractor for improved user protection.
• Powerful 1200W motor provides strong and consistent suction performance.
• Bosch adaptive Automatic Filter Cleaning (AFC) technology helps prevent filter clogging and maintain continuous suction.
• 40-litre gross container provides generous capacity for demanding professional applications.
• Suitable for both wet and dry extraction for increased versatility.
• Delivers a turbine airflow rate of up to 71.5l/s for efficient dust and debris collection.
• Turbine vacuum pressure of 230mbar provides powerful extraction performance.
• Anti-static hose and antistatic system help reduce static build-up during extraction.
• Hose-less container design makes emptying collected material quicker and easier.
• Standalone anti-tipping motor head provides improved stability when the container is being emptied.
• Telescopic handle provides convenient transportation around workshops and jobsites.
• L-BOXX compatibility allows convenient integration with the Bosch Mobility System.
• Integrated hose storage helps keep the extractor compact and organised during transportation and storage.
• Four wheels provide easy manoeuvrability around the jobsite.
• Voltage: 230V
• Rated input power: 1200W
• Dust class: M
• Filter cleaning system: AFC Automatic Filter Cleaning
• Container volume, gross: 40 litres
• Container volume, net: 28 litres
• Container volume, net water: 20 litres
• Fleece filter bag capacity: 19 litres
• Filter surface area: 3,200cm²
• Airflow rate, turbine: 71.5l/s
• Vacuum pressure, turbine: 230mbar
• Anti-static hose: Yes
• Antistatic system: Yes
• Number of wheels: 4
• Protection rating: IPX4
• Suction hose diameter: 28mm
• Suction hose length: 4m
• Weight: 14.1kg
• Packaging dimensions: 389mm x 670mm x 536mm
• Product code: 06019M0170

What is included:

• 1× Bosch GNF20-40 Wall Chaser
• 1× Bosch GAS12-40 MA 40L M-Class Extractor
• 2× 150mm Diamond Cutting Discs
• 1× L-BOXX 238
• 1× Tensioner Parts Set
• 1× Mounting Flange 22.23mm
• 4× 6mm Spacer Discs
• 3× 4mm Spacer Discs
• 1× Splitting Tool
• 1× SDS Quick-Locking Nut
• 1× 4m Suction Hose
• 3× Extension Pipes
• 1× Combi Brush Nozzle
• 1× Floor Nozzle
• 1× Fleece Filter Bag
• 1× Fleece Filter Bag Holder
• 1× Combi Power Tool Adapter
• 1× Telescopic Handle
• 1× Main Filter
• 1× Curved Tube