ITEM NAME:2 Pieces Alloy Reversible Finger Joint,for woodworking,Cutting Depth 3/16 inch Description: Shank Dia.: 1/2" (12.7mm),1/4" (6.35mm) Cutting Depth: 3/16" (4.76mm) Cutting Length: 1-3/8" (34.9mm) Total Length: Approx. 50mm / 1.97inch Material: Alloy Package Includes: 2 Pieces Triple Bead Router Bit Note: The color may be different for different display, pls understand Pls allow 1mm error due to hand test, thank you SKU: DMO0014539519461497.Shank Dia.: 1/2" (12.7mm),1/4" (6.35mm). Cutting Depth: 3/16" (4.76mm). Cutting Length: 1-3/8" (34.9mm). Material: Alloy. Total Length: Approx. The color may be different for different display, pls understand.