Features

SupAnchor® self drilling anchor system is a bolting solution for difficult ground and rock conditions. The drill bits are suitable for various conditions, such as tunnel pre-support, soil nailing, slope stabilization, building foundation. It's easy installation. Different drill bits for kinds of rock formations, including cross-cut drill bit, button drill bit, tungsten carbide cross-cut drill bit, tungsten carbide button drill bit, clay bit, arching bit, drop center bit, etc.

Features and Advantages

Fits SupAnchor® standard Boomer, ROC and Mustang rigs. Particularly suitable for difficult ground conditions.

• Easy installation in all directions, also upwards.

• A high rate of installation since drilling, placing and grouting can be performed in one single operation.

• Self drilling system eliminates the requirement for a cased borehole.

• Installation with simultaneous drilling and grouting possible.

• Suitable for working in limited space, height and in areas of difficult access.

• Simple post grouting system.

Technical Data

R32 Drill Bit	EX	EXX	ESF	ESSF	EW
	Hardened Cross Bit for loose to medium dense ground conditions	TC Cross Bit for soft to medium rock formations	Hardened Button Bit for unconsolidated rock with boulders	TC Button Bit for medium rock formations	Clay Bit for clay, sand, loose ground & fill
Outside Diameter (mm) / Unit Weight (Kg)	D51 / 0.35 D76 / 0.75 D90 / 1.60	D51 / 0.40 D76 / 1.20 D90 / 2.30	D51 / 0.42 D76 / 1.25 D100 / 1.80	D51 / 0.47 D76 / 1.60 D100 / 1.90	D76 / 0.55 D90 / 1.06 D100 / 1.08 D110 / 1.30 D130 / 2.43
Hardness	HRC 50-55	HRA 87-89	HRC 50-55	HRA 87-89	HRC 43-48
Thread Type	ISO 10208 - R32 / Left or right
Type of Steel	EN10083-3/2006

SubNumbers

10 Years - The average seniority > 10 years, which is not common in anchor manufacturing industry.

20 Years - 20 years of exporting experience, familiar with different product standards from different

customers and countries.

26 Years - 26 years of exploration and development, SupAnchor has become the No.1 SDA bar

manufacturer in Asia.

60 Countries - customers from 60 countries. Our self drilling anchor systems have been used by

customers from 50 countries all over the world, including America, Chile, Germany,

Australia India, etc.

1,500 Projects - SupAnchor’s products have been widely used in over 1500 massive projects.

SupAnchor has its own quality tracking systems. Every batch of anchor bar has its unique batch

Being the No.1 exporter of SDA bars in Asia, quality control has been always SupAnchor’s biggest