Milwaukee Hole Dozer Carbide Teeth Small Basic Hole Saw Arbor is designed to optimise the performance of the hole dozer with carbide teeth hole saw. The cobalt pilot bit provides 10X longer life than standard HSS pilot bits, matching the performance of the hole dozer with carbide teeth hole saws when drilling through the toughest materials like stainless steel, cast iron, wood with nails, thick metal and abrasives. The pilot bit's 135 degree split point tip engages on first contact and the quad edge tip decreases heat build up helping you cut faster. Suitable for various applications and skill levels. A must-have addition for DIY projects and professional use. Ensuring consistent and accurate results. Specification: Shank Size: 3/8-Inch Shank. Hole Saw Sizes Fitment: Up to 30 mm (1-3/16-Inch).