Numa100 DTH Button Bits for DTH Drilling

• Customization: Available
• After-sales Service: Yes
• Warranty: Yes
• Model NO.: NUMA100 shank
• Material: Quality Alloy Steel and Carbide Button
• Applications: Mining, Quarry, Foundation Drilling, etc
• Color: Optional
• Transportation: by Sea, by Air or by DHL
• Transport Package: Plywood Case
• Specification: NUMA100
• Trademark: SOLLROC
• Origin: China
• HS Code: 82071990
• Production Capacity: 3000 PCS Per Month

Product Description

Specifications

Shank	Bit diameter		Flushing hole No. x Button Dia. mm	No. x Button Dia. mm		Weight (kg)	Part No.
	mm	inch		Gauge buttons	Front Buttons
NUMA100 (10 Spline)   SD10 (8 Spline)	254	10"	2 xφ30	12×φ19	8×φ18+18×φ16	85	HD10-254
	280	10 5/8"	3 xφ26	12×φ19	9×φ18+20×φ16	88	HD10-280
	292	11 5/8"	3 xφ26	15×φ19	27×φ18+9×φ16	93	HD10-292
	305	12"	3 xφ26	15×φ19	27×φ18+9×φ16	97	HD10-305
	311	12 1/4"	3 xφ26	15×φ19	27×φ18+9×φ16	98	HD10-311
	315	12 3/8"	3 xφ26	15×φ19	27×φ18+9×φ16	101	HD10-315
	325	13"	3 xφ26	15×φ19	27×φ18+9×φ16	110	HD10-325

Detail Photos

 

About us
We are a leading manufacturer of rock drilling tools, like DTH hammers and bits, DTH drill pipes, RC hammers and bits, tophammer button bits, coupling, cross bits, drill rods located in Changsha, Hunan, China.
We have rich experience in this field of DTH hammers and bits for 20 years.
Owing to high quality, professional serivce and competitive price, we have gotten good reputation from our customers from all over the world, such as France, Spain, Italy, South Africa, Iran, Malaysia, Australia ad etc.

Quality warranty
Our products are made of high quality steel and all spares parts are inspected strictly before shipping. We have quickly responses for your complaint and suggestion.

Package
Using ply-wooden cases and pallet for package to protect the products and avoid the damagement during transportation. Also we can customize package according to your special requests.