R32 76mm Rock Drill Bits Spherical Button Drill Bit High Grade Material

Brand Name:MIROC by KSQ
Certification:ISO9001
Model Number:RE1276-R32-S
Minimum Order Quantity:10 Pieces
Delivery Time:5-15 Working Days
Payment Terms:L/C, D/A, D/P, T/T, Western Union, MoneyGram
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Location: Beijing Beijing China
Address: Room9-616, No. 10 Zhenxing Road (MDW Plaza), Changping District, 102200 Beijing, China
Supplier`s last login times: within 28 hours
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Product Details

High Grade Material Reaming Drill Bit R32 76mm Spherical Button Drill Bit with Special Designed Flushing Holes


Skirt selection:

Standard Skirt

Typically smaller than the head diameter to avoid cuttings and the rock wall, therefore optimizing hole flushing.

Heavy Duty Skirt

A variation on the standard skirt design, available for very abrasive conditions. The heavy duty skirt has added wear material towards the front of the skirt to protect the bit against abrasive cuttings.

Retrac Skirt

Designed to improve hole straightness, as well as to assist in retrieval of the drill string. The splines will also improve the hole flushing characteristics of the bit due to the chip ways between the splines

Products Parameters:

Product Name:Thread Button Drill Bit
Diameter:76mm
Button Size:Front 2*11 ,1*13mm Gauge 9*12mm
Thread:R32
Flushing Hole:3 Front and 1 Side
Application:Button drill bits are used in granite and marble quarry, gold mine, railway, tunnel, etc. for drilling
Weight:2 kg
Button Type:Spherical
Body Type:Standard Skirt
Face Type:Dome Face-Reaming Bit
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

Product Advantage:

1. Mature heat treatment technology ensure high quality of bits

2. work reliable and very cost-effective

3. High grade tungsten carbide inserts


Specification of other Retrac Button Bits:

TypeDimensions Flushing holes Buttons(mm) Angle
 mminFront No SizeGauge No SizeFront No SizeGauge No Size 
Standard893.52x122x76x128x1435°
Standard10242x14-6x138x1435°
Flat1154.54x13-6x148x1635°
Drop Center893.54x10-6x128x1435°
Drop Center10244x11-6x138x1435°
Drop Center1154.54x13-6x148x1635°
Standard12753x13-10x149x1635°
Drop Center12753x13-9x149x1435°
Retract12753x13-9x149x1635°
Flat+retract893.52x112x86x128x1435°
Flat+retract10244x11-6x138x1435°
Flat+retract1154.54x13-6x148x1635°
Drop+retract893.54x10-6x128x1435°
Drop+retract10244x11-6x138x1435°
Drop+retract1154.54x13-6x148x1635°
Drop+retract12753x13-9x149x1435°
Reaming tools15265x102x102x1420x1435°

China R32 76mm Rock Drill Bits Spherical Button Drill Bit High Grade Material supplier

R32 76mm Rock Drill Bits Spherical Button Drill Bit High Grade Material

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