Tools & Gear Hole Saws Annular Cutters

7400-1/4X77S 1/4" Pin to suit 25mm Annular Cutter - Clam The pilot pin accurately centres the cutter over the area to be drilled. During drilling, the pilot pin retracts and allows internal coolant to reach the cutting teeth. When hole cutting is complete, the slug is automatically ejected from the cutter.