5 pcs Square Hole Mortise Chisel Drill Bit Tools Different Sizes 1/4" 5/16" 7/16" 1/2" 5/8", HSS Woodworking Hole Saw Mortising Chisel Drill Bit Set - Yaemart Corporation

• UPC   615200912161
• 1. Package includes 5 different sizes mortise chisel drill bit 1/4 Inch (6.4mm), 5/16 Inch (8mm), 7/16 Inch (11mm), 1/2 Inch (12.7mm), 5/8"(16mm). They can meet your different ordinary need. Each drill is packed in a single plastic case, easy to maintain. 2. The square hole mortise chisels are made of high-speed steel / HSS, heat treatment, high hardness, lengthened core, high concentricity. 3. These woodworking morstising chisel bits is with high performance flute design geometry for superior chip extraction. 4. Woodworking drill bit sets with long drill core and square chisel, easy to lock the hole on the wood, can reduce labor intensity of construction workers, speed up the construction speed, reduce construction costs. 5. These woodworking morstising chisel bits set fit all mortising machines and drill press attachments, mainly used for woodworking aspects in construction, installation, renovation, decoration industry, etc.