... :6,8,12mm and 1/4,1/2" 3.Material:45#,YG8 4.Color:plating,sand-blasting 5 ... working 1.Product Description Our company produce various different router bit such as Straight Bit,Flush Trim Bit, ... for 6,8,12mm and 1/4",1/2" 3.Router Bit Working Pictures 4.Company Description Our company have ... many kinds of electric hammer drill, masonry drill, chisel,router bit, concrete Hole saw and related products. 5. ...