R51L Self-drilling Rock Bolt and Accessories
| Description | Size | Weight | Part No. | Remark |
(kg) | (lb) |
R51L | Steel cross bit | R51/85 mm | 1.30 | 2.87 | 51MR31185 | Hardened cross bit for loose to medium dense conditions with small boulders |
TC cross bit | R51/115 mm | 1.80 | 3.97 | 51MR312115 | TC cross bit for soft to medium rock formations |
Steel button bit | R51/100 mm | 1.85 | 4.08 | 51MR301100 51MR301115 | TC insert button bit for unconsolidated rock with boulders |
R51/115 mm | 2.00 | 4.41 |
TC button bit | R51/100 mm | 1.85 | 4.08 | 51MR302100 | TC insert button bit for medium rock formations |
Bar R51 | Length | Type | Part No. |
1 m long | R51L R51N | 51MR01L 51MR01N |
2 m long | R51L R51N | 51MR02L 51MR02N |
3 m long | R51L R51N | 51MR03L 51MR03N |
4 m long | R51L R51N | 51MR04L 51MR04N |
6 m long | R51L R51N | 51MR06L 51MR06N |
Coupler R51 | Diameter | Length | Part No. | Weight |
(kg) | (lb) |
63 | 200 | 51MR2063 | 1.90 | 4.19 |
Nut R51 | Key size | Length | Part No. | Weight |
(kg) | (lb) |
75 | 70 | 51MR7075 | 1.55 | 3.42 |
Spherical nut R51 | Key size | Length | Part No. | Weight |
(kg) | (lb) |
75 | 70 | 51MR7075S | 1.73 | 3.81 |
Anchor plate R51 | Dimension | Hole diameter | Part No. | Weight |
(kg) | (lb) |
200×200×12 | 52.5 | 51MR1252 | 3.6 | 7.94 |
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