Types as below:
B47K-17H, B47K-19H, B47K-20H, B47K-22H, 3050,3060,3065,as customers's requirement etc.
Material details as below:
High Management Alloy Steel Body, made of 42CrMo,
heat treatment with 40-44HRC hardness, forged and
anti-rust treatment, has high toughness and wearable character.
Body Material: High Manganese Alloy steel, 42CrMo
Hardness: 40-44HRC
Weight: 2.4kg/pc
Production capacity:4500pcs/week
Packing: mainly foam, plywood and customers'requirement
What aulone could offer?
1) clay drilling buckets
there are two categories of clay drilling buckets:
1-single cut clay bucket 2- double cut clay bucket
drilling diameter range: 600~2500mm shell length: 800~1200mm
main applications:
1- these buckets are suitable for drilling in clay, silt and loose to medium dense sand and gravel
2- single cut buckets are recommended up to coarse gravel.
3- double cut buckets are mainly used for bigger diameter uncased boreholes.
4- single bottom buckets are used for clay laer and sticky formation.
2) rock drilling buckets
there are two categories of rock drilling buckets:
1- single cut rock bucket 2- double cut rock bucket
drilling diameter range: 600~2500mm
shell length: 800~1200mm
main applications:
1- rock buckets are suitable for drilling in medium to weak rock and in very dense sand and gravel.
2- single cut buckets are recommended up to coarse gravel
3- double cut buckets are recommended for secant piles and uncased boreholes construction.
3) cleaning bucket
cleaning diameter range: 600~2500mm
barrel length: 800~1500mm
main applications:
cleaning bucket is used for cleaning the bottom of borehole.
4) core barrels
core barrels are generally divided into two types:
1- core barrel with bullet bits (applicable for strong rock up to 100mpa or rock with deep cracks)
2- core barrel with roller bits (applicable for very strong rock formations with compressive strength grater than 100mpa)
cutting diameter range: 600~2500mm
B47K22H Rock Bits Bullet teeth
Body Material: AISI4140/42CrMo
Tip Material: Tungsten Carbide
Tungsten Carbide Size: 22*33 mm
Hardness: HRC 48~52
Weight: 1.30kg/pc
Delivery Time: 1~3 weeks
No quantity requirement for samples!
The price on web is just for reference.
Please contact us to get exact price!!!
We are a professional productions base of series of shield cutters, TBM cutters, auger bits, mining picks, anflats picks, holder and rock drilling tools ect. We produce the products according to your samples or drawings.
We have exported our products to USA, Australia, Brazil, Canada, Korea, Japan, HongKong.
| Product Name: |
Foundation Drilling Tools |
| Description: |
Embedded in the screw drivers of cemented carbide tools |
Material: |
Alloy steel |
| MOQ: |
No MOQ required for testing and trial order |
| Type |
full-bridge,semi-bridge,same diameter etc |
| Thread type |
BKH40, BKH41, BKH47-19, BKH47-22, BKH47-17.5, BKH81,BKH85 |
round shank size |
30/38mm |
| Length |
138mm/139mm/140mm/141mm/142mm/153mm |
Audited Supplier 
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