... 1.Product Description Our company produce various different router bit such as Straight Bit,Flush Trim Bit ... and even make raised panel door..and used for trimming and carving wood,in architecture,furniture,structure ... Size Shank for 6,8,12mm and 1/4",1/2" ,“S" means SHANK‘s Dia 3.Router Bit ... kinds of electric hammer drill, masonry drill, chisel,router bit, concrete Hole saw and related products. 5 ...