DHD/ Ql/ Cop/Mission Series DTH Bits for Water Well Drilling

(1) Made from premium quality nickel-alloy steel 25SiMnCrNi2MoVA  for increased durability and wear characteristics,  and YK 05 tungsten  carbide as 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,  (3) Entire CNC processing procedure ensure the quality consistency and reliable.  (4) grade requirements of heat-treatment guarantee durability, Specific heat treatment standards and special "stress relief" processes ensure  consistent performance. (5) Designed for maximum performance and hole cleaning ability and high penetration rate.  Pro Drill DTH bits are interchangeable with Atlas Copco's COP32 34 44 54 64 84,  Ingersoll-Rand 's DHD3.5,DHD3.5HD, DHD 340A , DHD350R, DHD 360, DHD380  QL40, QL50 , QL60, QL80.  COP, Mission,SD, Mincon,Mach, Numa    Specification:Diameter: (mm)Weight: (kg)Low air pressure DTH bits CIR type68 ~ 2002.6 ~ 48Middle air pressure BR & COP type76 ~ 1103.8 ~ 153 inch high Air pressure DTH bits85 / 90 / 95 / 100 / 1054.2 ~ 5.54 inch high Air pressure DTH bits105 / 110 / 115 / 120 / 1279 ~ 125 inch high Air pressure DTH bits133 / 140 / 146 / 152 / 16515 ~ 18.56 inch high Air pressure DTH bits152 / 165 / 178 / 190 / 20326 ~ 368 inch high Air pressure DTH bits195 / 203 / 216 / 254 / 30533 ~ 95Main Products: 1-12 inch middle-low/high air pressure DTH hammers & bits Big hole high air pressure DTH hammer using in water well, oil, gas and construction drilling Eccentric overburden drilling Equipment Hole opener bit Rock thread bit (R22, R25, R28, R32, R35, R38, T38, T45, T51, ST58, GT60) Extension Rod, M/F Rod, M/m Rod, Drift Rod, Shank adapter, coupling sleeves and all kinds of adapters Advantages: Compared with the oversea brands, our advantages are bellowing: A. Our products can match over 95% against the original products B. Price are competitive against the famous brands and best quality against the small factory About Us: 1. Our factory has been specialized in manufacturing drilling tools and spare parts for over 10 years. 2. We have advanced technology and equipment. 3. Our technician has more than 13 year's professional working experience. 4. Rock drilling tools are exported throughout the world. Main market: Norway, Turkey, USA, Canada, Australia, Brazil, Uruguay, Iran, Philippines, Thailand, India, etc. . /* March 10, 2023 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1