Forstner bit are superior boring bits for woodworking. For it would provide you a perfectly smooth&flat bottom and clean - sided holes.
1. Material: #60 hight carton steel Heat-treated HRC 50-55
2. Diameter: From 6mm (1/4")to 114mm(4-1/2")
3. Cutting depth: 75mm
4. Mainly used for cutting wood, plaster splint and plastic etc.
Contents:6,10,13,16,19,22,25,28,32,38,41,44,48,51,54mm
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