Trend Snappy Tubular Plug Cutter - 12mm Diameter Made from Tool Steel for durable performance in hard and softwoods. Cuts parallel, clean, smooth and consistent 12mm diameter plugs for plugging matching diameter screw holes in matching or contrasting timbers. Cuts longer plugs allowing more that one hole to be plugged from a single plug for increased productivity. Resharpenable design for long lifespan.Recommended for use in a pillar drill. Trend Snappy Quick Chuck compatible shank for fast swaps between other Snappy accessories. Specifications • Shank Diameter: 1/4 hex • Dia Metric: 12