Cirtnis 300 mm flat chisel KREATOR KRTH23907 21 mm

Flat chisel KREATOR KRTH23907 with a 300 mm length and 21 mm blade width is a hand tool designed for chiselling, cutting and shaping masonry, stone and similar hard materials. The chisel features a straight, flat blade that enables precise material removal along edges and surfaces and is suitable for use with hand hammers or compatible power tool holders where a manual chisel is required. Its length provides reach and leverage for demolition, renovation and finishing tasks.

Advantages

The flat blade profile delivers accurate linear cuts and controlled material removal while the 21 mm cutting width balances precision with efficient chip clearance. A 300 mm overall length increases reach and provides improved leverage for driving the chisel through dense materials. Constructed for repeated striking, the tool is suitable for routine masonry and stone work, offering consistent performance for breaking, shaping and trimming tasks.

Suitable for

• Removing mortar and joint material between bricks or blocks
• Cutting and trimming natural stone and concrete edges
• Demolition of small sections of masonry or plaster
• Shaping and profiling stone or concrete surfaces
• Use with hand hammers or appropriate chisel holders on compatible power tools

Key specifications

• Overall length: 300 mm
• Blade width: 21 mm
• Blade type: flat/straight cutting edge
• Intended materials: masonry, stone, concrete and similar hard materials
• Typical use: manual chiselling and hammer striking

How to use

Position the chisel blade at the intended cut or removal point with the flat face aligned to the material surface. Strike the chisel head with a suitable hand hammer, increasing force gradually until the desired material removal is achieved. For controlled finishing work, use lighter taps and reposition the chisel frequently to maintain a straight cut. When used with a compatible chisel holder on a power tool, secure the chisel according to the tool manufacturer’s instructions and operate at the recommended settings.

Usage recommendations

Always wear appropriate personal protective equipment including safety glasses, gloves and hearing protection. Inspect the chisel before use for signs of excessive wear or damage and avoid striking the blade with hardened or misaligned tools. Store the chisel in a dry place to prevent corrosion and sharpen or replace the edge when it becomes dull to maintain safe and effective operation.