Chisel drill | Bowlift

Square drills are not intended for use in conventional electric drills; square holes require a special square hole drill (Mortaise and Tenon). The mortaise and square tenon holes are drilled with a special + external insert in the center of the combination.

The special mortaise drill makes the work significantly easier for craftsmen:

• Why spend time and effort to painstakingly excavate a square hole and be frustrated with your tools? This outstanding premium tool for square holes will be a great help to you!

• With this top-quality square drilling tool, you can create your square holes effortlessly and precisely. This saves you nerves and time in your work.

Features:

• Wood drill

• Reduces the workload for construction workers, increases the speed of construction work, and lowers costs in the areas of building, installation, renovation, and decoration.

• Main use: The square drill is mainly designed for woodworking.

• Different types of drill crowns are only capable of processing round holes; square holes require special processing. First, the hole must be pre-drilled or cut by machine, followed by manual finishing. The design uses a rotating body, while the hammer's impact force is transferred to the outer body to process the round hole as well as the square edges; the dust is directed away through the tube.

• By using various specifications of the square drill, matched to the appropriate power of the drill, you can create a square hole according to your needs.

Specifications:

• Material: High-speed steel.

• Hardness: 56HRC.

• Diameter of the shank:

• Average diameter: Total length: 19.5 cm; Diameter: 6.8 mm / 0.27 inch

• Square drills are not suitable for use with electric drills; square holes require a special drill (Mortaise and Tenon). The mortaise and square tenon hole are drilled by the special + external insert in the center of the combination.

Included in the package:

TYPE1: 1/4 INCH (6.4 MM) + 3/8 INCH (9.5 MM).
TYPE2: 1/4 INCH (6.4 MM) + 3/8 INCH (9.5 MM) + 9/16 INCH (14 MM).
TYPE3: 1/4 INCH (6.4 MM) + 3/8 INCH (9.5 MM) + 9/16 INCH (14 MM) + 5/8 INCH (16 MM).