Down The Hole Bit & Hammer
Down The Hole Bit
MMC RYOTEC produces a wide assortment of Down The Hole bits, from 90 mm to 254 mm for many kinds of hammers.
![Down The Hole Bit & Hammer](../../images/products/mrt/img_mrt_down.jpg)
![](../../images/products/mrt/down_img_01.jpg)
MD Hammer - Down The Hole Hammer
- ・ Greater depth
- ・ Better penetration rate, hole straightness in greater depth
- ・ Larger diameter holes