Rock Drill Bits Drop Center T38 76mm Thread Button Bit with Spherical Buttons for Hard Rock Drilling
KSQ threaded drill bits include general, retrac and reaming three series, with stronger button-fixing ability, longer service life, better wear-resistance and impact-resistance performance, widely used in tunneling, underground mining, open pit mining, anchoring and other large-scale construction projects.
We are one of the professional manufacturers & suppliers of rock drilling tools, tungsten carbide button bits, DTH bits, DTH hammers, rock tools, coal mining tools, mining rock tools, quarrying tools, machine tools, DTH hammers & bits, retrac button bits, thread button bits, tapered button bits, chisel bits, cross bits, thread cross bits, tapered cross bits, shank adapter, shank adaptors, thread bits, taper bits, drill rod, drill bits, rock bits, mining bits, integral drill steel, tapered drill rods, thread drill rods, M-F (male-female) rods, extension rods, integral drill rods, pneumatic drill rods, self-drilling anchor, drifter rods, hollow drill steels, shoulder drive drilling, drifting and tunneling, bench and production drilling, furnace tapping tools, down the hole drilling, coal cutter pick-shaped bits.
Product Description:
T38 threaded button bits could be produced as per your requirements completely, such as flat face or drop-center face; normal body or retrac body; spherical buttons, ballistic buttons or parabolic buttons.
Products Parameters:
Product Name: | Button Drill Bit | |||
Diameter: | 76mm | |||
Button Size: | Front 4*11,1*11mm Gauge 8*11mm | |||
Thread: | T38 | |||
Flushing Hole: | 4 Front and 0 Side | |||
Application: | Button drill bits are used in granite and marble quarry, gold mine, railway, tunnel, etc. for drilling | |||
Weight: | 2.6 kg | |||
Button Type: | Ballistic | |||
Body Type: | Normal( Round) | |||
Face Type: | Drop Center | |||
Material: | Alloy steel bar 45CrNiMoV and tungsten carbide tips YK05 | |||
MOQ: | No requirement for testing and trial order | |||
We can design and manufature according to your requirment of diameter, number air holes and carbide button shape |
Dome / Round/ Spherical button Suitable for very abrasive and very hard rock formation | ![]() |
Parabolic / Semi-ballistic Fast penetration, suitable for medium abrasive and hard rock formations. | ![]() |
Ballistic button Suitable for medium abrasive and medium hard formations. Also be used as gauge buttons for soft rock. | ![]() |
Product Advantage:
1. Independently researched and developed alloys with high strength and good abrasion resistance.
2. Independently researched and developed world-class production equipment, automatic production, ensuring product quality stability.
Specification of other Thread Button Bits:
Top Hammer Drilling Tools, Threaded Tools, T38 MIROC Button Bits, Drop Center Ballistic Buttons, B13XX By KSQ Technologies | |||||||||
Bit Dia | Button and Size(mm) | Flushing Hole | Weight | Part Number | Product Code | ||||
mm | inch | Front | Gauge | Angle | Front | Side | kg | ||
70 | 2 3/4 | 4×10 , 1×10 | 8×11 | 30° | 4 | - | 1.9 | 4148300726 | B1070-T38-B |
76 | 3 | 4×11, 1×11 | 8×12 | 35° | 4 | - | 2.6 | 4148300730 | B1376-T38-B-2 |
76 | 3 | 4×11, 1×11 | 8×11 | 40° | 4 | - | 2.6 | 4148300731 | B1376-T38-B-3 |
89 | 3 1/2 | 4×11, 1×11 | 8×13 | 35° | 4 | - | 3.3 | 4148300735 | B1389-T38-B-2 |
89 | 3 1/2 | 4×13, 1×13 | 8×13 | 35° | 4 | - | 3.3 | 4148300736 | B1389-T38-B-3 |