The Slate Diamond Drill Bit Set of Beijing DEYI Diamond Products CO., Ltd demonstrates twenty years of skills polish and work in the field of diamond tools manufacturing. Our bits are made specifically for cutting slates and some hard materials with quality diamonds to improve the cutting efficiency. The vacuum brazed technology incorporated in our drill bits offers a tight bond between the segments and steel core, this technology creates a product which works perfectly and last longer than standard drill bits.
Copyright © 2024 by Beijing Deyi Diamond Privacy policy