DHD3.5 DTH Hammer for Rock Drilling

• Customization: Available
• After-sales Service: Yes
• Warranty: Yes
• Model NO.: DHD3.5
• Shank: DHD3.5
• Recommended Rotation Speed: 20-40 R/Min
• Quality: Best
• Rock Formation: Soft,Middle,Hard
• Use: Water Well Drilling,Mining,Exploration and etc.
• Transport Package: Ply-Wooden Cases
• Specification: 930mm
• Trademark: sollroc
• Origin: Chna(Mainland)
• HS Code: 84314320
• Production Capacity: 5000PCS/Month

Product Description

Product Introduction
Our hammer and bits are made of high quality alloy steel with advanced heat treatment to assure the good drilling performance and long service life.,all the products are manufactured as per the international standard. They are widely used by our customers all over the world.
Down-the-Hole drilling is one of the fastest, most dominant methods of geotechnical drilling. DTH drilling has many applications, including water well, oil and gas, blast hole and foundation drilling. This is an energy efficient form of wide-hole drilling (in the hole range of 100-254 mm) that can be performed in both a downward and an upward direction.

Product Features
1.Simple and reasonable design, easy to assemble and dis-assemble, low problem rate. 
2.Low air consumption, smooth drilling, maximum impact power, high penetration rate.
3.Multiple precise heat-treatment with all hammer parts to provide longest lifespan under roughest working conditions.

Company introduction
1. Our factory has been specialized in manufacturing drilling tools and spare parts for over 10 years.
2. We have advanced technology and equipment.
3. Our technician has more than 13 year's professional working experience.

Technical Parameters
DHD3.5 hammer

Length(less bit)	930mm
Weight (less bit)	25.0kg
External diameter	82mm
Bits shank	DHD3.5
Bits diameter	90-110mm 3 1/2" - 4 5/16"
Connection thread	API 2 3/8" Reg
Air pressure	1.0-1.5Mpa

About us
We are able to manufacture, export and supply our clients excellent quality DTH Hammers like DTH Hammer Bits and RC Hammer. These hammers are meticulously manufactured with utmost perfection by utilizing superior quality raw materials and efficient machinery. Sturdy in construction, the provided hammers are specifically designed to suit high pressure drilling rigs. Also, the offered DTH Hammers can be purchased from us in distinct technical specifications at industry leading rates.

Delivery & Package
Delivery: By air, By sea or By express
Package: Ply-wooden cases + Pallet

Detailed Image