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Good quality civil engineering step shank drill bit
Techgong can supply all kinds of round shank bits, such as B16, B43HDK12, B40HDK12, B47K19H, B47K22H, B47K12/60, B47K19/, etc.
We also can make all kinds of conical picks according to your drawings or samples.
They are widely used in foundation drilling, rotary drilling, trenching, tunneling, mining, etc.
Our products are in high quality, reasonable price and long service time.
They have been exported to Australia, Brazil, Canada, Japan, USA, Korea, Middle East, etc
*Factory, specializing in manufacturing mining cutter bits for more than 10 years.
* Strong technological support,Research and Development Department, cooperate with professional universities.
*long service life-steel body, tungsten carbide tip, itss forging and heat treating techniques allows
Techgong bits service life 4-5 times longer than common bits.
*high feed rate- the long service life allows it save time and high work efficiency
*A whole set of advanced mechanical processing facility for forging and heat treatment.
*Strict quality control management system, including advanced inspection equipments & a professional team
for inspection.
Packaging
Rust-proof packaging,plastic pale,wooden box,standard seaworthy package.
Or as per customer’s needs.
Lead time: 15 days on average, mainly depends on your order quantity.
Shipping
*We accept different shipping lane.
Air express by DHL, FEDEX, TNT, UPS, EMS...
*The product delivery will be strictly on time.
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