Fonction de foret PDC :
1.convient aux formations douces, moyennes et dures.Caractéristiques techniques | Pouce | Modèle de fraise pdc | Filetage |
94mm | 3 7/8 po | 13mm | 2 3/8REG |
113mm | 4 1/2 po | 13mm16mm | 2 3/8REG 2 7/8REG |
133mm | 5 1/8 po | 13mm16mm | 2 3/8REG 2 7/8REG |
140 mm | 5 1/2 po | 16 mm | 2 3/8REG 2 7/8REG 3 1/2REG |
152mm | 6 po | 13mm16mm | 2 3/8REG 2 7/8REG 3 1/2REG |
165 mm | 6 1/2 po | 16 mm | 2 3/8REG 2 7/8REG 3 1/2REG |
200 mm | 7 7/8 po | 16 mm | 4 1/2REG |
222mm | 8 3/4 po | 16 mm | 4 1/2REG |
250 mm | 9 7/8 po | 16 mm | 6 5/8REG |