Customization: | Available |
---|---|
Standard: | RoHS, BS, DIN, JIS, AISI, API |
Length: | 0.5m,1m,1.5m,3m |
Still deciding? Get samples of $ !
Request Sample
|
Suppliers with verified business licenses
Audited by an independent third-party inspection agency
Tangshan Jinshi head assembly features long life span, good compatibility with parts like inner tube and outer tube from other vendors, and availability in all spare parts.
Double tube surface | ||||
Size(surface exploration drill) | Metric system(mm) | Imperial system(in) | ||
Hole diameter | Core diameter | Hole diameter | Core diameter | |
BQ | 60 | 36.4 | 2.36 | 1.43 |
NQ | 75.7 | 47.6 | 2.98 | 1.88 |
HQ | 96.1 | 63.5 | 3.78 | 2.5 |
PQ | 122.7 | 85 | 4.83 | 3.34 |
Triple tube surface | ||||
NQ3 | 75.7 | 45 | 2.98 | 1.78 |
HQ3 | 96.1 | 61.1 | 3.78 | 2.41 |
PQ3 | 122.7 | 83 | 4.83 | 3.27 |