TAE SUNG Co.

Diamond Reaming Shell is connected with a Bit to be used, and the drilling by Bit and grinding of side surface can be done simultaneously, but the dri

SIZE BS, NS, HS, PS, NW, HW USAGE It should be used at time of drilling the soft ground. TYPE Multi Type (3 Steps, 5 Steps, 7 Steps), Round Type Fe

Bits are attached to the foremost part of the Core barrels to be used in direct drilling of the ground, and play the most important role among the equ