uxcell 7mm Triangle Shank Diameter 25mm HSS Metal Hole Saw Product Name: Hole Saw; Used for: Metal Hole Cutter; Design: Twist Drill Bit, Triangle Shank Pilot Drill Diameter: 5mm / 0.236"; Hole Saw Diameter: 25mm / 0.984" Shank Diameter: 7mm / 0.275"; Drill Bit Depth: 20mm / 0.787"; Hole Saw Depth: 8mm / 0.319" Total Length: 65mm / 2.559"; Material: HSS Net Weight: 50g; Package Content: 1 x Hole Saw; 1 x Drill Bit