|Place of Origin:||Hunan, China (Mainland)|
|Minimum Order Quantity:||1 Piece/Pieces DTH RC bit|
|Packaging Details:||Plywood carton|
|Delivery Time:||within 20days after order confirmed|
|Payment Terms:||T/T, L/C, Western Union|
|Supply Ability:||1000 Piece/Pieces DTH RC bit per Month|
|Model Number:||TRC5A||Machine Type:||Drilling Tool|
|Processing Type:||Forging||Use:||Geological Exploration, Ore Mining|
Characteristics of Reverse Circulation Bits:
1.Based on previous experience of ordinary hammers, combined with the features of reverse circulation hammer, optimized internal structure and ideal energy transfer, thus ensuring the series of hammers drilling with fast, smooth and continuous sampling.
2. The internal structure is very simple with components of high rigidity, thus ensuring long life and easy maintenance of the hammer.
3.The collection tube adopts an integrative design and can be replaced without disassembling the hammer. With carburizing treatment, it has good abrasive resistance.
4.Equipped with bits designed with patent. Simply by replacing the drill bit, the same hammer can drill holes of different sizes ensuring that the sample is not contaminated.
5. In difficult conditions such as loose soil, hard rock and plenty of water exists, sampling can be done well.
|Face||Rec. hole size
|TRC5A||Drop center||133(5 1/4)||8||227||87||15.9||16.5||86.8||71.5||Φ16*8||Φ14*11||2|
|Drop center||137(5 3/8)||8||227||87||15.9||16.5||86.8||71.5||Φ16*8||Φ14*11||2|
|Drop center||140(5 1/2)||8||227||87||15.9||16.5||86.8||71.5||Φ16*8||Φ14*11||2|