Juego de seis cinceles huecos de acero, herramientas para trabajar la madera, sierras de corona cuadradas y cinceles para mortajas, tamaños 1/4, 5/16, 3/8, 1/2, 9/16, 5/8 pulgadas.

HRC 48-50 Steel: These drill bits are made of specially heat-treated steel with a hardness of HRC 48-50, featuring an extended core and high concentricity for durability. 6 Groove Diameters: Each pack contains 6 drill bits in the following diameters: 1/4 inch (6.4 mm), 5/16 inch (8 mm), 3/8 inch (9.5 mm), 1/2 inch (12.7 mm), 9/16 inch (14 mm), and 5/8 inch (16 mm). Dual-Function Combination: These drill bits offer dual functionality when used with a mortise and tenon machine. Punching square holes requires a drill, hammer, and other tools. Versatile Applications: These drill bits are ideal for mortise and tenon work, chiseling, and woodworking, suitable for construction, installation, renovation, and decoration industries. Product Description: A set of 6 square hole drill bits, steel hollow chisels, and woodworking tools. Professional drill bit set suitable for construction, installation, renovation, and decoration industries. Each pack contains 6 drill bits in different hole diameters to meet your various needs. Hole Diameter/Weight: 1/4 inch (6.4 mm) / 106 g; 5/16 inch (8 mm) / 131 g; 3/8 inch (9.5 mm) / 154 g; 1/2 inch (12.7 mm) / 195 g; 9/16 inch (14 mm) / 214 g; 5/8 inch (16 mm) / 222 g. Total weight approximately 1215 g. HRC 48-50 Steel: These drill bits are made of specially heat-treated steel with a hardness of HRC 48-50, featuring an extended core and high concentricity for durability. Dual-Function Combination: They offer dual functionality when used with a mortise and tenon machine; drilling square holes requires a drill, hammer, and other tools. Versatile Applications: Ideal for mortise and tenon work, chiseling, and woodworking, suitable for industries such as construction, installation, renovation, and decoration.