Diamond Hole Saw Arbor (1) - 32-114mm

• Groundbreaking, patented retractable starter bit and arbor for diamond hole saws.
• Special design tungsten carbide tip gives long life, penetrates hard materials and eliminates slippage.
• Provides accurate centering and removes the need for a traditional pilot bit, No pilot hole drilling required.
• Promotes easier core removal for fast, multiple hole cutting.