Top Hammer Drilling Tools Dirll Bit R28 Sr28 R22 R25 Sr35 R35 Thread Button Bit for Drifting and Tunnelling

Product DescriptionDrifting and tunnelling tools include rods, shank adapters, couplings and bits. We have mainly 7 threads: R25, R28,SR28,R32,SR35, and R35. Diameter: 38-127mm,They can be used with button bits, cross bits and reaming products.   (1)Thread: R22, R25, R28, SR28, R32,SR35, R35   (2)Diameter: 38-127mm.   (3)Package: in wooden case or in carton.   (4)Productivity: 10000pcs/ month   Button bit R22/SR22Carbide dimensionDimensions DFlushing holeGaugeFront [No.]  [mm][No.]  [mm][mm][in]Front Side 5727321 1/4"115727321 1/4"115827341 11/32"115827341 11/32"115827351 3/8"115927381 1/2"115929411 5/8"1159.528431 11/16"115102945 1 3/4"      11  Button bit R25/SR25Carbide dimensionDimensions DFlushing holeGaugeFront [No.]  [mm][No.]  [mm][mm][in]Front Side 5727321   1/4"115727331  5/16"115827351  3/8"115827361 13/32"115927381   1/2"115929411  5/8"1159.528431 11/16"1151029451  3/4"1151129481  7/8"11511210512"11          6938451  3/4"316939481  7/8"3161039.5512"31610310572   1/4"31610310602  3/8"31Flat Face / Retrac         5929411  5/8"1159.528431 11/16"1151029451  3/4"11Flat Face / Retrac         6939481  7/8"3161039.5512"31610310572   1/4"31610310602  3/8"31  Button bit R28/SR28Carbide dimensionDimensions DFlushing holeGaugeFront [No.]  [mm][No.]  [mm][mm][in]Front Side 5827361 13/32"135828381 1/2"135927381 1/2"115929411 5/8"1159.528431 11/16"1151029451 3/4"1151129481 7/8"11          6828431 11/16"206929451 3/4"20          6938451 3/4"316939481 7/8"3161039.5512"31  Button bit R32/SR32Carbide dimensionDimensions DFlushing holeGaugeFront [No.]  [mm][No.]  [mm][mm][in]Front Side 5929411 5/8"1159.528431 11/16"1159.529431 11/16"1151029451 3/4"1151129481 7/8"12511210512"11          6828411 5/8"206828411 5/8"216828431 11/16"206929451 3/4"2069.529.5481 7/8"2061129512"20          6937431 11/16"316938451 3/4"3161038451 3/4"316939481 7/8"3161038481 7/8"3161139512"3161039.5542 1/8"31610310572 1/4"31          61038431 11/16"316937431 11/16"3161038451 3/4"3161038481 7/8"31Flat Face / Retrac         6939481 7/8"3161039.5512"3161039.5542 1/8"31610310572 1/4"31Bench drilling        Flat Face         811611763"20810410642 1/2"20Drop Center         6103/110/9642 1/2"30612.73/111 / 9.5763"30Drop Center         6143/112.7 / 9.5893 1/2"306143/112.7 / 9.5893 1/2"30Flat Face / Retrac         810410642 1/2"20Flat Face / Retrac         811611763"20Drop Center / Retrac         6103/110/9642 1/2"30612.73/110 / 9.5763"30         Drop Center / Retrac         8114/211 / 9.5893 1/2"418114/211 / 9.5893 1/2"41  Button bit R35/SR35Carbide dimensionDimensions DFlushing holeGaugeFront [No.]  [mm][No.]  [mm][mm][in]Front Side 51129481 7/8"11512.729.5512"12          69.538451 3/4"316939481 7/8"3161039481 7/8"3161039.5512"31610310572 1/4"31          61038451 3/4"3161038481 7/8"31   Detailed Photos Our Products Tapered equipment:We produce all kinds of rock drilling tools, such as tapered chisel bits, tapered cross bits, tapered button bits,H22 drill rods,H25 drill rods,Pilot rod,Dome bits, Pilot adapter,rock drill and etc.Also we can produce the button bits according to customer's demand. Drifting and Tunneling Button bits:The R25, R28, R32, SR32, SR28, SR25button bits and retract button bits:The R25/SR25 series button bits diameters are from 33 to 51mm;The R28/SR28 series button bits diameters are from 33 to 48mm;The R32/SR32 series button bits diameters are from 38 to 76mm;The R35/SR35 series button bits diameters are from 45 to 64mm;The R38/SR38 series button bits diameters are from 48 to 76mm;Also we can produce the button bits according to customer's demand.Drifter Rod:The R32-HEX25-R25/SR25 drill rod length is from 700 to 4750mm;The R32/T38-HEX28-R28/SR28 drill rod length is from 700 to 5530mm;The R38/T38-HEX32-R28/R32/SR32 drill rod length is from 700 to 6400mm;The R38/T38-HEX35-R32/SR32/SR35 drill rod length is from 700 to 6400mm;Also we can produce the drill rod according to customer's demand.Bench Drilling Tools:We supply the R3212, R32, T38, T45, T51, T60, ST58 and ST68 series bench drilling tools, such as button bits, retrac button bits, shank adapter and drill tube, etc.DTH Drilling Tools:We supply the DHD, QL, BR,CIR,Mission, series DTH drilling tools, such as Drill bits, Drill pipe, DTH Hammer, etc.Shank Adapter:We produce and supply the R32, T38, T45, T51, T60, ST58 and ST68 series shank adapters, our shank adapter can replacement of Atlas copo, Boart, FuruKawa and Sand vik's products, also we can produce the shank adapter according to customer's demand. Company ProfilePackaging & ShippingFAQ The information you may like to know before order:1. Methods of Payment:  T/T (Telegraphic Transfer) or Western Union or L/C at sight2. Handling time for an order  Based on order quantity, normally it takes 25 days for production.  Only 2 or 3 days if we have stock on your request size.3. Shipping way  Sample order: we suggest Courier express like DHL/UPS/TNT/FEDEX or by air  Bulk order: we suggest by air or by sea.4. Quality Control