76mm 89mm T45 Thread Drill Bits Drilling Tools for Hard Rock Mining Drilling

Product Information -Name: Thread button bits for quarrying, mining, tunneling-Item Number: Thread Tungsten Carbide Drilling Bits-Brand Name: KAIYU -Diameter: 36/38/41/45/48/51/60/65/76/89/102/115mm-Thread Type: 25R/32R/38T/45T/51T-Material : 42CrMo,Carbide.-Machine: Rock Drill-Bit button shape (tip shape): Spherical or Ballistic-Bit face shape: Drop Center, Flat Face, Convex, Concave, etc..-Packaging: Wooden Case-Delivery time:7-15days-Certification: ISO9001-Place of Origin:Taizhou, Zhejiang,China (Mainland)Product DescriptionThread Button bits are made by alloy steel bar of quality and tungsten carbides.Through heat treatment, our drilling tools are tough enough to meet rock drilling demands and have the least loss of energy while drilling the rocks.Besides, we can design customized thread button drill bits according to different drilling application, and custom drill bits are applicable to drill soft rock, loose-medium rock and hard rock: (1)Thread: R22, R25, R28, R32, R35, R38, T38, T45, T51, ST58, T60 (2)Diameter: 38-127mm.  Thread Button BitsDescriptionDiameter (mm)Buttons No.Water holeButtons angle ° Weight (kgs) Thread25R385230°0.5415230°0.6455230°0.7485230°0.78387330°0.54417330°0.7457330°0.78 Thread28R415230°0.6455330°0.7485330°0.78387330°0.54417330°0.7457330°0.75487330°0.8 Thread32R455330°0.6485330°0.8417330°0.54437330°0.55457330°0.6487330°0.8517330°0.85 Thread38R6413530°26412330°27012435°27013535°2.27613530°2.57610435°2.67612435°2.87612435°2.8Thread Button BitsDescriptionDiameter (mm)buttons No.Water holeButtons angle  Weight approx (kgs) Thread38T6412430°1.96412230°1.96413530°1.9649335°1.97012430°2.57612435°37612240°37611435°37613435°38912240°4.28914535°48914435°4.18911335°4.210214235°5 Thread45T7612435°2.57612240°2.57612335°2.57613535°2.57613335°2.67613435°2.68013435°38912235°48911335°48914235°58913535°4.58914335°58913235°4.510214235°5.811515235°6.8 Thread51T8912240°48914535°49514535°4.810214435°5.610214535°5.6Thread Button BitsDescriptionDiameter (mm)buttons No.Water holeButtons angle  Weight (kgs) Retract Thread button bit45T7612240°3.57612435°3.57613530°3.67614435°3.628013530°4.28914335°5.58912240°5.48914535°5.68914535°5.69514535°6.610214535°7.810214535°7.8ConnectionBefore Official Order, please confirm below information(1) Thread Type(2) Standard or Retrac(3) Bit button shape (tip shape)--Spherical or Ballistic(4) Bit face shape--Drop Center, Flat Face, Convex, Concave, etc.Shipment and PaymentBy sea, by air, and by road;  T/T (Telegraphic Transfer) or Western Union or L/C at sight.Why do you choose KAIYU low air pressure DTH bits?  1. Mature heat treatment technology ensure high quality of bits2. Accurate dimension of shanks perfectly matches DTH hammers3. work reliable and very cost-effective4. High grade tungsten carbide inserts5. Bit bodies manufactured from high grade steel and processed using state-of-the-art CNC machinery and heat treatment.6. Our sales team will response for your question within 24 hours (Holidays Excluded)7.Technical Support will be available in any time8.Free replacement will provide once the failure confirmed caused by our product quality.  /* 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