Defnyddir gwialen taprog a darn botwm mewn drilwyr roc, driliwr roc ceir neu ddrilio roc llaw i wahanu'r bloc mawr yn ddarnau llai yn y chwarel.
mae llawer o fanylebau ar gael:
Gwialen drilio taprog
Math tapr | Sianc | Hyd (L) | Pwysau |
Mm | Mm | Tua kg | |
4 gradd 46" | Hex22 x108 | 1600 | 5.4 |
Hex22 x108 | 2000 | 6.6 | |
Hex22 x108 | 2200 | 7.1 | |
Hex22 x108 | 2400 | 7.8 | |
Hex22 x108 | 3200 | 10.2 | |
Hex22 x108 | 3201 | 10.2 | |
Hex22 x108 | 3202 | 10.2 | |
7 gradd | Hex22 x108 | 400 | 1.7 |
Hex22 x108 | 800 | 2.9 | |
Hex22 x108 | 1830 | 6 | |
Hex22 x108 | 2000 | 6.5 | |
Hex22 x108 | 2435 | 7.8 | |
Hex22 x108 | 3050 | 9.9 | |
Hex22 x108 | 3200 | 10.1 | |
Hex22 x108 | 4000 | 12.7 | |
11 gradd | Hex22 x108 | 610 | 2.4 |
Hex22 x108 | 1220 | 4.2 | |
Hex22 x108 | 1525 | 5 | |
Hex22 x108 | 1830 | 6.1 | |
Hex22 x108 | 2000 | 6.6 | |
Hex22 x108 | 2435 | 7.9 | |
Hex22 x108 | 2600 | 8.4 | |
Hex22 x108 | 3200 | 10.3 | |
Hex22 x108 | 3655 | 11.7 | |
Hex22 x108 | 4000 | 12.8 | |
Hex22 x108 | 4800 | 15.1 | |
Hex22 x108 | 5600 | 17.5 | |
Hex22 x108 | 6400 | 20 | |
Hex22 x108 | 7200 | 22.4 | |
Hex22 x108 | 8000 | 24.9 |
Hefyd mae gan bit botwm, did gwastad, did croes wahanol fanylebau ar gael.
