CHENJIN 1/2 Woodworking Square Hole Drill Bit High Carbon Steel Hollow Chisel Mortising Tool Electric Tool Compatible with Corner Chisel Drill Bit Wood Punching Hole Opener

Features:

It is only suitable for square hole drills and mortising machines, not for hand drills or bench drills.
It is only suitable for processing medium-density fiberboard, particle board, compressed board, plastic, and wood materials (such as sandalwood, pine, whitewood, oak), not for metal, glass, concrete, or gypsum board materials.
Mortising machines cannot be used for slot milling, only for manual slotting.
If you don not have a mortising machine, you can first drill several holes with a bench drill or electric drill, and then use the square hole drill and chisel to tap (be sure to tap slowly). Square chisel The stress point of the drill sleeve is on one plane, effectively protecting and avoiding dangerous situations such as splintering Durable Drill Bit Made of high carbon steel, subjected to heat treatment, high hardness, and long service life. U-shaped Groove Designed for convenient chip removal, to improve drilling efficiency. Round Handle Universal handle design, with a round-shaped drill tail, providing more stable clamping, suitable for drilling square holes in wood using a mortising machine or mortising attachment