Rotary Holesaw 9Pc Set HSS BI, Metal Electrical 20-64mm

QDB331

• 6 Piece hole saws: 20mm  (25/32″), 25mm (1″), 32mm (1-1/4″), 40mm (1-9/16″), 51mm (2″),  64mm (2-1/2″)
• 2 Piece Arbors: 1/4″ round, Fit 14-30mm, 7/16 Hox, Fit 32-210mm
• 1 Piece adapter: 1/2″ 20UNF- 5/8″ – 18UNF