10 Inch Down The Hole DTH Hammer Bits for Drilling

• Certification: ISO 9001:2008
• Standard: ASTM
• Surface Treatment: Polishing
• Manufacturing Process: Forging
• Material: Alloy Steel
• Bit Diameter: 254-330mm
• Model NO.: NUMA100/SD10
• Transport Package: Carton+Plywood Case
• Specification: NUMA100/SD10
• Trademark: SOLLROC
• Origin: China
• Production Capacity: 20000/Month

Product Description

Company Profile
Sollroc , with more 10 years of experience ,is one of the professional manufacturer and supplier of high performance rock drilling tools like: DTH hammers and bits, RC hammers and bits, DTH drill rods and top hammer drilling tools. Our tools are widely used in different drilling applications including mining, quarrying, water well drilling, geotechnical industries and etc.

Sollroc is specialized in designing, manufacturing and developing equipments and accessories for standard models as well as the special needs of clients and provides them with the best suggestions and solutions. We practice strict and stringent quality control during manufacturing and adhered to recognized and approved quality control systems. Each of our products follows the quality requirements and procedures to ensure finished products are durable and superior up to standard. 

We are dedicated to offering our customers only premium quality products and services to enable them to achieve the highest possible productivity for their business and projects. If you are looking for the best, fastest and most productive drilling tools in the world, Sollroc should be your best choice and preference.

Production Description
Strict quality controlling 
Selected high quality special steels and carbide
Produced by CNC machines
Simple and reasonable design, Low problem rate
Low air consumption, smooth drilling, Maximum impact power, High penetration rate

10 inch DTH bit-The data is referenced by SD10 concave face bit.

Bit diameter		Flushing holes No.*Button Dia. mm	No.*Button Dia. mm		Weight(kg)
mm	inch		Gauge Buttons	Front Buttons
254	10"	2*Ф30	12*Ф19	8*Ф18+18*Ф16	85
280	11"	3*Ф26	12*Ф19	9*Ф18+20*Ф16	91
295	11 5/8"	3*Ф26	15*Ф19	27*Ф18+9*Ф16	95
305	12"	3*Ф26	15*Ф19	27*Ф18+9*Ф16	97
311	12 1/4"	3*Ф26	15*Ф19	27*Ф18+9*Ф16	98
315	12 3/8"	3*Ф26	15*Ф19	27*Ф18+9*Ф16	101
330	13"	3*Ф26	15*Ф19	27*Ф18+9*Ф16	114

Detailed Images



Packaging

carton+plywood case