Square Hole Drill Bit Adapter, Bench Drill Bit to Square Tenon Machine Converter Holder, Square Hole Drill Chuck Holder, Accessories

For bench drills and hand drills. Drills precise holes with minimal pressure. Uses various square hole drill bit specifications, matching the appropriate power of the square hole machine. Made of high-quality steel. Sturdy and durable, can be used for a long time. The mortise converter is easy to install and remove; you can quickly install or remove it yourself. For bench drills and hand drills. Clamping diameter between 38 and 55 mm / 1.5 to 2.2 inches. The product does not include the square hole drill bit or electric drill. Specifications: For bench drills and hand drills. Clamping diameter between 38 and 55 mm / 1.5 to 2.2 inches. Size: 38 mm-55 mm. Material: Steel. Weight: 450 g. (Note: Electric drills in the variable speed series with lithium batteries are not suitable for use with this adapter.) Package List: 1 x Square Hole Drill Bit Adapter