| Type | 51N | 51S | 51SS |
| Outside Diameter (mm) | 51 | 51 | 51 |
| Internal Diameter (mm) | 33 | 30 | 26 |
| Ultimate Load (KN) | 800 | 1000 | 1250 |
| Yield Load (KN) | 630 | 750 | 950 |
| Weight (kg/m) | 7.80 | 8.10 | 10.20 |
| Type of Steel | 20Cr | 20Cr | 20Cr |
| Type of Thread | EN10083-1 | EN10083-1 | EN10083-1 |
Charactrization Table of Self-Drilling Anchr Rod 51
| Type | 51N | 51S | 51SS |
| Length (mm) | 200 | 240 | 240 |
| Outside Diameter (mm) | 63 | 63 | 63 |
| weight (kg) | 1.90 | 2.30 | 2.30 |
Charactrization Table of Anchor Coupler R51
| Type | 51N | 51S | 51SS |
| Length (mm) | 70 | 100 | 100 |
| Weight (kg) | 1.50 | 2.20 | 2.20 |
Charactrization table of Anchor Nut R51
Characterization table of Anchor Bit R51
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| Type | Steel Cross Bit (EX) | TC Steel Cross Bit(EXX) | Steel Botton Bit(ESF) |
Steel Botton TC Bit(ESSF) |
| Outside Diameter (mm) | 90-115 | 90-100-115-130-150 | 90-100-115 | 90-100-115-130-150 |
| Weight (kg) | 1.60-2.50 | 1.75-2.50-2.80-4.00-5.50 | 1.35-1.50-2.10 | 1.90-2.40-3.50-5.00-6.20 |
| Applied Perimeter | loose to medium dense ground conditions | soft to medium rock formations | unconsolidated rock with boulders | medium rock formations |
