1. Made of overall high carbon steel, high temperature quenching, good toughness 2. The head is equipped with a drill for accurate positioning 3. Triangular handle design, fixed firmly and prevent slipping 4. Material: high carbon steel 5. Applicable machines: bench drill, hand drill, lithium drill, etc. 6. Box size: about 10x19x4.5cm 7. Weight: about 435g/set
packing list: - Hole saw x8: about 19/22/29/32/38/44/51/64mm in diameter - Drill x1 - Connector x1 - Tool wrench x1
