Ibipimo birashobora gutandukana gato bitewe nibikoresho byihariye bikoreshwa, nk'ibyuma bidafite ingese cyangwa aluminium.
Dore imbonerahamwe yerekana uburebure nyabwo bwibyuma byimpapuro muri milimetero na santimetero ugereranije nubunini bwa gipima:
| Gauge No. | Inch | Ibipimo |
| 1 | 0.300 " | 7,6mm |
| 2 | 0.276 " | 7.0mm |
| 3 | 0.252 " | 6.4mm |
| 4 | 0.232 " | 5.9mm |
| 5 | 0.212 " | 5.4mm |
| 6 | 0.192 " | 4.9mm |
| 7 | 0.176 " | 4.5mm |
| 8 | 0.160 " | 4.1mm |
| 9 | 0.144 " | 3.7mm |
| 10 | 0.128 " | 3.2mm |
| 11 | 0.116 " | 2.9mm |
| 12 | 0.104 " | 2.6mm |
| 13 | 0.092 " | 2.3mm |
| 14 | 0.080 " | 2.0mm |
| 15 | 0.072 " | 1.8mm |
| 16 | 0.064 " | 1.6mm |
| 17 | 0.056 " | 1.4mm |
| 18 | 0.048 " | 1.2mm |
| 19 | 0.040 " | 1.0mm |
| 20 | 0.036 " | 0.9mm |
Igihe cyo kohereza: Nyakanga-04-2023