Буровые долота в Португалии оптом

We will manufacture to order at our own production facilities and sell from the finished product warehouse - Tapered Button Drill Bits 32 mm, 34 mm, 36 mm, 38 mm, 40 mm, 43 mm, 45 mm and others with a tapered angle of 7° / 11° / 12° degree for Hex 22 / Hex 25 Tapered drill rods. We can also make