Changsha Sollroc Engineering Equipments Co., Ltd
FOCUS IN MANUFACTURING OF HIGH QUALITY DTH AND RC DRILLING TOOLS.
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Bq Nq Hq Pq Wireline Overshots and Core Barrel For Diamond Core Drilling
Specification:
Overshot is a necessary device in wireline drilling. It is dropped on a cable and directly couples onto and lifts up the inner tube assembly, eliminating the need to couple and uncouple the rod string each time the core is retrieved.
NQ Overshots:
Components:
Eye Bolt; Cable Swivel Collar; Thrust Bearing; Castle Nut; Cotter Pin; Grease Fitting; Cable Swivel Body; Jar Staff; Jar Tube; Hex Nut 3/4 UNC; Cap, Ezy Lock O/Shot; Spring, Ezy Lock O/Shot; Sleeve, Ezy Lock O/Shot; Compression Spring; Ball 11/32"; Ezy Lock Overshot Head; Compression Spring; Lifting Dog; Plain Pin 1/2"x 1-15/16; Spring Pin 1/4" x 1-3/4; Locking Pin; Set Screw, 3/8 UNFx3/4 Nyloc; Locking Sleeve.
HQ Overshots:
Components:
Eye Bolt; Cable Swivel Collar; Thrust Bearing; Castle Nut; Cotter Pin; Grease Fitting; Cable Swivel Body; Jar Staff; Jar Tube; Hex Nut 3/4 UNC; Washer, Nord-lock; Cap, Ezy Lock O/Shot; Spring, Ezy Lock O/Shot; Sleeve, Ezy Lock O/Shot; Compression Spring; Ball 11/32"; Ezy Lock Overshot Head; Compression Spring; Lifting Dog; Plain Pin 1/2"x 2-1/8; Spring Pin 1/4" x 2; Locking Pin; Set Screw, 3/8 UNFx3/4 Nyloc; Locking Sleeve.
PQ Overshots:
Components:
Eye Bolt; Cable Swivel Collar; Thrust Bearing; Castle Nut; Cotter Pin; Grease Fitting; Cable Swivel Body; Jar Staff; Jar Tube; Hex Nut 3/4 UNC; Washer, Nord-lock; Cap, Ezy Lock O/Shot; Spring, Ezy Lock O/Shot; Sleeve, Ezy Lock O/Shot; Compression Spring; Ball 11/32"; Ezy Lock Overshot Head; Compression Spring; Lifting Dog; Plain Pin 1/2"x 3-1/4; Spring Pin 1/4" x 2; Locking Pin; Set Screw, 3/8 UNFx3/4 Nyloc; Sleeve; Locking Sleeve.
Q wireline core barrel Specification
| series | Model | Drill bit(mm) | Reamer | Outer tube | Innder tube | Unit weight | |||
| outer diameter | inner diamter | diameter | outer dia | Inner dia | outer dia | Inner dia | kg/set | ||
| Q series core barrel | BQ | 59.5 | 36.5 | 60 | 57.2 | 46 | 42.9 | 38.1 | 45 |
| NQ | 74.6 | 47.6 | 75.8 | 73 | 60.3 | 55.6 | 50 | 65 | |
| HQ | 95.6 | 63.5 | 96 | 92.1 | 77.8 | 73 | 66.7 | 105 | |
| PQ | 122 | 85 | 122.6 | 118 | 103 | 95.3 | 88.9 | 150 | |
Product photos
About US
SOLLROC is specializing in manufacturing and exporting diamond drilling tools over 10 years in China. All of drilling tools export to the international market.
2. Our diamond drill bit are suitable for wide range of geological formations from the softest to the hardest rock, widely used in all kinds of drillings for prospecting, water and electricity building and construction industry of road , railway ,bridge and building taking out core examine stake .
3. High quickly drill speed and long time drill life.
4. Materials: super man-made diamond. Copper powder and so on.