Our 2 PCS square hole cutter for electrical box with SDS Plus compatibility for brick, concrete and cement delivers precise and efficient notching for 86-type junction boxes and wall installations. Manufactured by WojBear, this high-strength steel tool features high-frequency welded joints and a T-shaped interlocking structure for enhanced stability during heavy-duty drilling. Designed for clean and accurate square cuts, it supports a wide range of construction tasks including masonry, stone, drainage pipe processing and wall slotting, while the ergonomic form helps reduce fatigue during extended operation.

Key Features

• Compatible with high-strength SDS Plus round shank drill bits
• Suitable for brick, concrete, cement and stone drilling
• Designed for notching 86-type electrical junction boxes
• High-frequency welded joints for durability and stability
• T-shaped interlocking structure for secure operation
• Manufactured from high-strength steel for clean cutting
• Ergonomic design to reduce hand fatigue during use
• Suitable for drainage pipe and wall processing tasks

What’s Included

• 2 x Square hole cutter for electrical box