Wide Compatibility: Accommodates woodworking tools from 0.1 to 2.8 inches wide. Extended supports maintain proper alignment during sharpening for different tool sizes Simple action: Measure angles with the gauge, the alignment block, adjust the holder, insert the tool, and sharpen on a stone. simple produce professional levels results Bevel Measurement & Holder: Quickly determine tool angles with the measuring tool. Our holder uses alignment blocks to properly set tool length, simplifying setup and improving effectiveness Accurate Refinement: This woodworking sharpening set includes a guide, measurement device, and holder to create uniform bevels. The adjustable clamps securely position cutting surfaces at the correct alignment for consistent results Sturdy Construction: Made from machined aluminum alloy and steel, this sharpening tool has permanent markings that stay clear, providing consistent use over time, Manufacturer: YUEHUINIAO