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[China]
Trade Verify
Address: 1-2-905 California Sunshine, Optical Valley Street,Wuhan 430074, China
Contact name:Wendy Chen
Wuhan Kingdrilling Diamond Co.,Ltd |
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Verified Suppliers
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Product name: T45 Thread drill rod
other name: MM Extension Rod
Thread: T45
Usage: Hole Drilling, Coal Mining, Quarry, Construction,Stone Drilling
other thread: R25, R28, R32. T38, T45, T51
Length: 610mm - 6095mm
Thread drill rod description:
Extension rods are made by hollow drill steels; there are two shapes of extension rods, round type and hexagonal type. This hollow hole are usually named flushing hole, used for transmitting water or air during drilling. And the threads can be used for connecting couplings, shanks, couplings or button bits.
Extension drill rods are for in drifting, tunneling, long hole drilling, bench and production drilling industries. These rods are produced with round or hexagonal sections in all common thread designs, and in Male / Male (M/M) or Male/Female (M / F) connections. All our drifting and extension drill rods are heat-treated with carburization or high frequency, combinated with phosphorization
| Rods Dimension | Length | Driven Thread | Suitable Bits Thread | Drilling Hole Range | ||
| M-F | ||||||
| mm | foot | mm | inch | |||
| Hex.25 | 610～1220 | 2～4 | R25, R28, R32 | R25 | 33～51 | 1 19/64～2 |
| Hex.28 | 1220～3050 | 4～10 | R28, R32, R38 | R28 | 37～51 | 1 29/64～2 |
| Hex.32 | 2475～5525 | 8～18 | R28, R32, R38, T38 | R32 | 40～64 | 1 37/64～2 1/2 |
| Hex.35 | 3700～6400 | 12～21 | R32, R38, T38 | R32 | 45～76 | 1 3/4～3 |
| Round 32 | 915～4270 | 3～14 | R32, R38, T38 | R32 | 45～64 | 1 3/4～2 1/2 |
| Round 39 | 610～6095 | 2～20 | R38, T38, T45 | T38, T45 | 57～89 | 2 1/4～3 1/2 |
| Round 46 | 1525～6095 | 5～20 | T38, T45, T51 | T45, T51 | 70～102 | 2 3/4～4 |
| Round 52 | 1525～6095 | 5～20 | T45, T51 | T45, T51 | 76～127 | 3～5 |
Order guide: Length + Thread + Body Shape and Diameter
KINGDRILLING drill rod advantages:
1.High quality: We are the partners with a lot of big factories in China. We can provide the best quality products to you.
2.Competitive price: Competitive price because of direct factory price.
3.Fast delivery time:usually it takes 25 days for production.only 3 or 5 days if we have stock of your request size.
4.Best quality control:We have our own experienced QC team,there will be strict inspection and testing for each order before shipping out.
5.Problems solve ability:This ability comes from rich experiences of drill bits industry and reliable sales..
6.OEM,ODM service:your own request about product will be served well.
7.Best after service:We will go to your place to check and solve the problems if you need.
