Reaming Drill Bit

Mining Rock Drill Bits Threaded Tungsten Carbide Button Bit With High technology Center Top Hammer Bit Reaming bits is used for making large cut holes in drifting and tunneling. A smaller hole is first drilled and then reamed to the final size in combination with a pilot adapter. Product Name: different rock hardness drilling button bit Description: For different rock hardness mining,tunneling, quarrying button bit Button bit Made with high quality of best quality alloy steel

Dome Reaming Drill Bit , T38 / T45 Tungsten Carbide Drill Bits Reaming bits is used for making large cut holes in drifting and tunneling. A smaller hole is first drilled and then reamed to the final size in combination with a pilot adapter. Product Name: different rock hardness drilling button bit Description: For different rock hardness mining,tunneling,quarrying button bit Button bit Made with high quality of best quality alloy steel bar and tungsten carbide, through heat

T45 Dome Reamer Drill Bit Diameter 102mm - 127mm for Tunneling Specifications 1) Thread connection: R28, R32, R38, T38, T45 2) Steel material: 45CrNiMoV. 3) Suitable carbide tips. 4) Bits diameter: 30-89mm. Usage: Drilling in ore field, Suitable even for harsh enviroment works; Selling Point: Quality certified; Competitive prices; Brand Name effect; Nice after-sales services; Specification: T38 button bit Bit Dia. Buttons and Size (mm) Flushing Hole Weight mm Front Gauge

Tunneling Reaming Drill Bit T45 / T38 / R32 76mm - 127mm Diameter Specifications 1) Thread connection: R28, R32, R38, T38, T45 2) Steel material: 45CrNiMoV. 3) Suitable carbide tips. 4) Bits diameter: 30-89mm. Description T38 button bit Bit Dia. Buttons and Size (mm) Flushing Hole Weight mm Front Gauge Front Side kg 1 64 3×10, 1×10 6×11 3 - 1.7 2 70 3×10, 1×10 6×12 3 - 1.8 3 76 3×11, 1×11 6×12 3 1 2.6 4 89 3×11, 2×11 6×13 3 1 3.3 R38 button bit Bit Dia. Buttons and Size (mm)

Mining Spare Parts 76mm T51 / T38 Reaming Drill Bit Hard Rock Drill Dome Bit Describtion Reaming rock bit applicable to reaming for first-grade and second-grade larger-diameter hole. It can reduce the sectional area between bit blade and rock hole, also solve the problem of large diameter's low drilling speed in the hard formation with good directive. reaming bits for quarry are designed to enlarge pilot holes for development rounds, long hole blasting of drop raises and

Description This type of bit is used for making large cut holes in drifting and tunneling. A smaller hole is first drilled and then reamed to the final size in combination with a pilot adapter. • Widely used in drifting and tunneling • R28 thread system Color: Green,Blue or Based on Customer requirements Material: Tungsten carbide and high strength alloy steel Processing: CNC milling and proprietary heat treatment process Type: R28 Reaming Bit 6 Applications • Underground

Description This type of bit is used for making large cut holes in drifting and tunneling. A smaller hole is first drilled and then reamed to the final size in combination with a pilot adapter. • Widely used in drifting and tunneling • T45 thread system Color: Green,Blue or Based on Customer requirements Material: Tungsten carbide and high strength alloy steel Processing: CNC milling and proprietary heat treatment process Type: T45 Dome Bit For Reaming Spherical Buttons

Description This type of bit is used for making large cut holes in drifting and tunneling. A smaller hole is first drilled and then reamed to the final size in combination with a pilot adapter. • Widely used in drifting and tunneling • T45 thread system Color: Green,Blue or Based on Customer requirements Material: Tungsten carbide and high strength alloy steel Processing: CNC milling and proprietary heat treatment process Type: T45 Dome Bit For Reaming Ballistic Buttons

Description This type of bit is used for making large cut holes in drifting and tunneling. A smaller hole is first drilled and then reamed to the final size in combination with a pilot adapter. • Widely used in drifting and tunneling • T51 thread system Color: Green,Blue or Based on Customer requirements Material: Tungsten carbide and high strength alloy steel Processing: CNC milling and proprietary heat treatment process Type: T51 Dome Bit For Reaming Ballistic Buttons

ST58 152mm 6 Inch Ballistic Buttons Threaded Drill Bits For Drifting / Tunneling Description This type of bit is used for making large cut holes in drifting and tunneling. A smaller hole is first drilled and then reamed to the final size in combination with a pilot adapter. • Widely used in drifting and tunneling • ST58 thread system Color: Green,Blue or Based on Customer requirements Material: Tungsten carbide and high strength alloy steel Processing: CNC milling and

High Strength Alloy Steel Dome Reaming Button Bit Green With CNC Milling Description Rock drilling tools manufacturer KSQ’s rock drill bits: Reaming tools made from high alloy steel and tungsten carbide as same grade as internationally well-known brand Apply “hot (thermal) -insertion” processing procedure to insert the buttons as same as internationally well-known brand Polit Adaptors with T.C. Tipped head and Reaming Button Bits with diameters 64mm to 102mm(2 1/2”-4”). Other

T51 Dome Rock Tungsten Carbide Drill Bit Mining Drill Bits 152mm Description This type of bit is used for making large cut holes in drifting and tunneling. A smaller hole is first drilled and then reamed to the final size in combination with a pilot adapter. • Widely used in drifting and tunneling • T51 thread system Color: Green,Blue or Based on Customer requirements Material: Tungsten carbide and high strength alloy steel Processing: CNC milling and proprietary heat

T45 Tungsten Carbide Dome Reaming Drill Bit Threaded Drill Bit Description This type of bit is used for making large cut holes in drifting and tunneling. A smaller hole is first drilled and then reamed to the final size in combination with a pilot adapter. • Widely used in drifting and tunneling • T45 thread system Color: Green,Blue or Based on Customer requirements Material: Tungsten carbide and high strength alloy steel Processing: CNC milling and proprietary heat treatment

4" 5" T38 Dome Reaming Drill Bit Rock Drilling Tools 102mm - 107mm Description This type of bit is used for making large cut holes in drifting and tunneling. A smaller hole is first drilled and then reamed to the final size in combination with a pilot adapter. • Widely used in drifting and tunneling • T38 thread system Color: Green,Blue or Based on Customer requirements Material: Tungsten carbide and high strength alloy steel Processing: CNC milling and proprietary heat

Description This type of bit is used for making large cut holes in drifting and tunneling. A smaller hole is first drilled and then reamed to the final size in combination with a pilot adapter. • Widely used in drifting and tunneling • R32 thread system Color: Green,Blue or Based on Customer requirements Material: Tungsten carbide and high strength alloy steel Processing: CNC milling and proprietary heat treatment process Type: R32 Dome Bit For Reaming Spherical Buttons

64mm 76mm R28 Stone Drill Bits CNC Milling Reaming Button Drill Bit Description Reaming bit functions to enlarge a borehole and it is designed with a drill portion and a reamer portion. The drill portion is formed by cutting edges at the end of a plurality of flutes, and the reamer portion includes a first relief formed on each flute surface disposed at a predetermined angle with respect to the flute surface to form a first reamer cutting edge. A second relief is formed

Description This type of bit is used for making large cut holes in drifting and tunneling. A smaller hole is first drilled and then reamed to the final size in combination with a pilot adapter. • Widely used in drifting and tunneling • R25 thread system Color: Green,Blue or Based on Customer requirements Material: Tungsten carbide and high strength alloy steel Processing: CNC milling and proprietary heat treatment process Type: R25 Reaming Bit 6 Applications • Underground

R32 38-76mm Drilling Accesories Integral Reaming Drill Bit For Tunneling Entire CNC processing procedure ensure the quality consistency Military grade requirements of heat-treatment guarantee durability Fast penetration rates, and straight and clean hole quality. Long life of drilling holes. A reaming bit functions to enlarge a borehole and it is designed with a drill portion and a reamer portion. The drill portion is formed by cutting edges at the end of a plurality of

R32 Reaming Thread Button Bit for Rock Drillings Reaming bits were widely used in quarrying or mining for blast hole drilling, with pilot adaptors, the drilling direction can be ensured and accurate. Pilot holes are drilled depth and then reamed out to a larger diameter in a second pass required when hole diameter exceeds the capabilities of the rock drill and drilling tools available. Materials: Tungsten carbide and high strength alloy steels. Processing: CNC milling and

R25 Reaming Tools Pilot Ream Bit For Drifting And Tunneling Cut Holes Quarry Mining Bit Diameter: 33mm-45mm Length of drill rod: 250mm-4000mm Button bit design: Flat face, drop centre, normal and retrac body. Tungsten carbide (Buttons): Spherical, ballistic and conical. Applications: Drifting, tunneling, bench We have different designs for various rock formations, and a longer service life to decrease use costs for users. Dimensions D Flushing hole(mm) Buttons(mm) Angle Class