Multi-diameter step drills from G&J Hall, suitable for drilling and deburring sheet materials in a...Multi-diameter step drills from G&J Hall, suitable for drilling and deburring sheet materials in a single operation. No pilot holes or centre punch required. Each step gives a different hole diameter. 3-lobe shank helps prevent slip in chucks. Set includes the following drill sizes: 16, 20 and 25mm. Bore Diameter: N/A. Length: N/A. Material Suitability: Multicut. Shaft Diameter: 10mm. Step Spacing: N/A.
Multi-diameter step drills from G&J Hall, suitable for drilling and deburring sheet materials in a single operation. No pilot holes or centre punch required. Each step gives a different hole diameter. 3-lobe shank helps prevent slip in chucks. Set includes the following drill sizes: 16, 20 and 25mm. Bore Diameter: N/A. Length: N/A. Material Suitability: Multicut. Shaft Diameter: 10mm. Step Spacing: N/A.