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Tapered drill rod (taper steel rod, taper drill steel), which provides a hexagonal chuck section to provide leverage for the rotation chuck bushing. It usually has a forged collar to maintain the proper shank striking face position in the rock drill, and a tapered bit end.
For drilling medium-hard to hard and abrasive rock formations, 11 and 12 taper degree rod are widely used on heavy-duty modern hydraulic drill rigs. While, 6 and 7 taper degree rod are applied forlight-duty rock drill, such asthe hand held pneumatic rock drill Y18, Y20, Y24, Y26, YT24 and YT28.
CHIHONG offers a complete line of tapered rods and bits for all of your hand-held pneumatic drilling needs. For mine, quarry and tunnel work, we provide quality tools that withstand the toughest rock drilling demands.
With our comprehensive product line, you can find the exact configuration to integrate into your drilling operation. Our tapered bit and rods come in a variety of taper angles, and we provide tapered rods in a full range of shank configurations and steel hex diameters. Our tapered bits include both cross and button designs, as well as chisel design. CHIHONG tapered rods are available with high-frequency or fully carburized heat treatments.
Specifications of tapered drill rod:
Model
Taper Degree
Drilling Rod Length
Shank Size
Hex.19mm
4.46, 6, 7, 11 and 12
0.4m-4.0m
83mm,108mm
Hex.22mm
4.46, 6, 7, 11 and 12
0.4m-4.8m
108mm
Hex.25mm
4.46, 6, 7, 11 and 12
0.8m-4.8m
108mm,159mm
1. Factory Production Process
2. Package & Delivery
3. Factory Information:
Yantai Chi Hong Machinery Co., Ltd. is specialized in manufacturing and supplying underground mining equipments, such as underground mining scooptram, underground mining truck, underground utility vehicles, drill equipments and spare parts etc. Yantai Chi Hong Machinery Co., Ltd.is located in Yantai City, China, which is the manufacturing basement for the underground trackless equipments. Yantai Chi Hong Machinery Co., Ltd. has developed with steady pace in the underground mining field for 12 years and has gradually established a complete system for research, production, sales and services, thus becoming one of the top suppliers of China's mine machines manufacturing industry and shining brightly in the international market. Yantai Chi Hong Machinery Co., Ltd. has one production base with an area of 96,000m2, where there are over 300 production personnel, 60 advanced production & management personnel and about 50% senior technical workers. Our products have got EU CE certification, ISO9001:2015 international quality certification and so on. Yantai Chi Hong Machinery Co., Ltd. has two main series of mining machinery, WJ series underground LHD loaders with capacity of 0.6 cbm to 6 cbm, and UK series underground dump truck with capacity of 6tons to 30 tons. We also manufacture hydraulic rock breaker, pick scaler, hydraulic Jumbo and spare parts etc.
4. FAQ: Package: Wooden case,plastic case
Shipment and payment: Ocean,by air, and by road; TT and L/C.
About us: 1. Our factory has been specialized in manufacturing drilling tools and spare parts over 20 years. 2. We have advanced technology and equipment,and experienced servicwe team. 3. Rock drilling tools are exported throughout the world, main market :Europe,South America,Southeast Asia,Africa,Russia,India etc.
Why you choose CHIHONG tapered button bits? 1. Tapered button bits connect with tapered drill rod perfectly for drilling holes; 2. Mature welding technology ensures high quality of bits; 3. Accurate dimension of taper degree perfectly matches the rods; 4. Work reliable and very cost-effective; 5. High grade tungsten carbide inserts; 6. Bit bodies manufactured from high grade steel and processed using state-of-the-art CNC machinery and heat treatment.
Welcome to contact us and obtain more information.
