5" DHD350 Ql50 M50 SD5 Cop54 Down The Hole Button Bit

Sansung company makes and supplies the finest and most efficient Down-the-Hole (DTH) hammers and bits for the mining, construction and water well industries.
Drill and blast engineers and water well contractors trust Sansung's DTH equipment because of the precision engineering and high standards of drilling efficiency built into each of our hammers and bits.
Features of Sansung made DTH(down the hole) hammer bit:
(1) Made from premium quality nickel-alloy steel 25SiMnCrNi2MoVA for increased durability and wear characteristics, and YK 05 tungsten carbide which is same grade as internationally well-known brand.
(2) Apply "hot (thermal) -insertion" processing procedure to insert the buttons as same as internationally well-known brand,
(4) Entire CNC processing procedure ensure the quality consistency and reliable.
(5) Military grade requirements of heat-treatment guarantee durability, specific heat treatment standards and special "stress relief" processes ensure consistent performance.
(6) Designed for maximum performance and hole cleaning ability and high penetration rate.
DHD350R, Cop54
M50
SD5
QL50
5inch (5") DTH Drill Button BitDiameterNo.*button dia. (mm)No.*dia. (mm)weight
kgmminchgauge buttonsfront buttonsflushing hole1305 1/87*Φ167*Φ142*Φ20151355 1/47*Φ187*Φ142*Φ2015.51405 1/28*Φ168*Φ152*Φ20161465 3/48*Φ188*Φ152*Φ2016.51505 7/88*Φ188*Φ152*Φ2017.215268*Φ188*Φ152*Φ2017.51566 1/88*Φ188*Φ162*Φ2018.2