British System Round Handle Carbon Steel Wood Plug Cutter (4 PCS)
1/4 inner diameter 6.35mm total length 41mm handle diameter 10mm blade length 21mm; 3/8 inner diameter 9.525mm total length 43mm handle length 10mm blade length 23mm; 1/2 inner diameter 12.7mm total length 46mm handle diameter 10mm blade length 26mm; 5/8 inner diameter 15.875mm total length 49mm handle diameter 10mm blade length 29mm