Dongying Oilman Machinery Equipment Co.,Ltd.
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C31 C21 Auger Bullet Trencher Drill Bit 25mm Teeth And Holder For Hard Rock Cutting
C31 C21 Auger Bullet Trencher Drill Bit 25mm Teeth And Holder For Hard Rock Cutting
We can supply all kinds of coal mining bits, flat cutter teeth with sleeves and holders, shearer picks, round shank bits with holders, welding bar, etc use for drill auger, which have high strength, high wear resistance and long life features. They are widely using on foundation drilling tools, excavation machines, shearers, continuous mines etc. Also we can make them according to your drawing or samples, we assure that we will give you high quality products with lowest price.
We choose high quality steel, and high quality tungsten carbide tip via forging, welding, heat treatment. Steel body, made by material 42CrMo, heat treatment with 40-44HRC hardness, has high toughness and wearable character. Tip is made by material tungsten carbide, and Suitable Grade Selected according to the Target Projects, Which are to make sure the good performance during working.
Usage: Coal cutting, Mining, Oil drilling, Well dig, Road Milling etc.
Applicable layers: dense sand, gravel and medium hard rocks, etc..
Other Type: B47K20H, B47K19H, B47K17H, 3050, 3060, 3065
Hardness: 40-44 HRC
We manufactures and supplies various high quality trencher spare parts such as tungsten carbide trencher bullet teeth and forged metal replacement tooth as below:
Kennametal teeth:
0.44” (11mm) shank: CM42
0.55” (14mm) shank: CM61
0.74” (19mm) shank: C21, C23, C21HD, C24
0.76” (19mm) shank: RL11, RL06, RL10, RL07, RL09, RL08, RS18, RS20, C3KBF
0.78” (20mm) shank: RP21
0.86” (22mm) shank: SM series (SM06, SM02, SM01), SL series (SL02, SL04), flat cutter system AR150 87
1” (25mm) shank: C32, C31, C31HD, U40HD
TS step shank: TS8
Betek teeth:
0.76” (19mm) shank: BSK12, BSK17, BSK23
1” (25MM) SHANK: BTK03, BTK10, BTK26
| Part No. | Description | Unit Weight(kg) |
| C31HD | Rock Drilling Bit | 0.5 |
| C30 | Holder | 1.2 |
| B47K17.5H | Rock Drilling Bit | 1.2 |
| B47K19.5H | Rock Drilling Bit | 1.2 |
| B47K22H | Rock Drilling Bit | 1.2 |
| B47K17.5C/60 | Rock Drilling Bit | 1.5 |
| B43H | Holder | 2.2 |
| B85 | Holder | 2.2 |
| B85/2 | Holder with Carbide Tips | 2.4 |
| * Other sizes can be manufactured as per customer demand | ||
| Shank type | Model |
| 0.44" (11mm) shank | CM42 |
| 0.55" (14mm) shank | CM61 |
| 0.76" (19mm) shank | C21 series (C21, C23, C21HD) |
| RL series (RL08, RL10, RL09. RL11, RL04, RL07, RL06) | |
| RS series (RS14, RS18, RS16. RS01, RS19) | |
| 0.78" (20mm) shank | RP series (RP15, RP22, RP21) |
| BSK12, BSK17, BSK23 | |
| 0.86"(22mm) shank | SM series (SM01, SM03, SM06, SM02, SM04, SM07) |
| SL series (SL06, SL07, SL09, SL02, SL04) | |
| Flat cutter system (AR150 87) | |
| SD series | |
| 1" (25mm) shank | C31, C32, U40HD, C31HD, AUC40KH, C31FSRHD |
| BTK03, BTK10, BTK26 | |
| TS step shank | TS8, TS11, TS19, TS32, TS31, TS5 |
C21 C31 Auger Bullet Bits
C21 C21HD
C31 C31HD
C31 C21 Auger Bullet Trencher Drill Bit 25mm Teeth And Holder For Hard Rock Cutting
Any enquiry please contact us by email: christal@oilmancn.com.
Visit our website: www.oilmanchina.com for more products information.
WhatsApp/WeChat:+86 13475294399