Long Skirt hard rock drill bits 12 Degree Diameter 33mm Ballistic Button

Brand Name:MIROC by KSQ
Certification:ISO9001
Model Number:BL833-12D-22
Minimum Order Quantity:20 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

Long Skirt 12 Degree Taper Mining Button Drill Bit with Diameter 33mm Ballistic Button Bit


Diameter of bits from 30mm to 50mm with 4 ,6,7,11,12 degree, premium alloy tapered drill steel with Hexagonal.22mm and Hexagonal.25mm,The deliver capacity are very strong and can completely meet customer's requirements on delivery design,number of buttons is 4,5,6,7,8,9,7 buttons is very popular for hold held (short holes ) and blast drilling system.


Product Description:

Our taper button bits are made with high quality of raw material through special heat treatment ,especially, tungsten carbide of tapered button bits are from best supplier in China widely applied in Hand Hold ( short-hole) drilling system for dimensional stone quarrying.


Products Parameters:

Product Name:Tapered Drill Bit
Diameter:32mm, 33mm, 35mm, 36mm, 38mm, 41mm
Button Size:Front 2*7mm Gauge 5*7mm; Front 2*7mm Gauge 5*9mm; Front 2*7mm Gauge 6*7mm
Degree:12 Degree
Flushing Hole:2 Front and 1 Side
Application:Tapered drill bits are used in granite and marble quarry, gold mine, railway, tunnel, etc. for drilling
Feature:Long Skirt
Material:High quality carbide and high quality steel
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. Suitable for small hole range.

2. Widely used in Dimensional Stone Quarrying Industry.

Specification of other Taper Button Bits:

Small Hole Drilling Tools, Tapered Tools, 12 Degree
MIROC Button Bits, Long Skirt, By KSQ Technologies
Bit DiaButton and Size(mm)Flushing HoleWeightPart NumberProduct Code
mminchFrontGaugeAngleFrontSidekg
331.2857142862*76*740°210.314148300274BL833-12D-22
351.3752*76*740°210.354148300275BL835-12D-22
Products NameDia (mm)Taper Angel (°)Length(mm)Weight(kg)
Taper Chisel / Cross Bit287 degree62mm0.16
300.20
320.22
340.24
360.28
380.32
400.36
420.38
460.44
500.50
600.66
Taper Button Bit
(with 4 pcs buttons)
30/327 degree63mm0.20/0.22
36/380.28/0.34
40/420.36/0.42
Taper Button Bit
(with 5 pcs buttons)
3411 degree65mm0.3
407/11 degree63mm0.36
Taper Button Bit
(with 6 pcs buttons)
3611 degree63mm0.3
407 degree0.36
427 degree0.38
Taper Button Bit
(with 8 pcs buttons)
327/12 degree65mm0.28
3468mm0.30
3863mm0.40

The MIROC® Rock Drilling Tools product line by KSQ Technologies (Beijing) Co.Ltd.

is the result of years of advanced engineering, precision manufacturing, and dedication to the use of high-quality materials.

Our productions are used by many drilling professionals related to mining, construction, tunneling, and quarrying projects around the globe.


China Long Skirt  hard rock drill bits 12 Degree Diameter 33mm Ballistic Button supplier

Long Skirt hard rock drill bits 12 Degree Diameter 33mm Ballistic Button

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