MD3.5 Shank
Mincon has a comprehensive range of DTH Drill Bits to suit all types of applications and drilling processes. There are a number of different drill bit head designs for the MD3.5 shank and Mincon Sales Technicians can work with you to determine the ideal design for your application.
![image](https://www.romned.ro/wp-content/uploads/2020/06/MD3-5_Overview-1.jpg)
Key Features and Benefits
- Manufactured from premium alloy steels.
- Proprietary heat treatment processes to provide maximum service life and durability.
- Compressive residual stress layer added to improve metal fatigue resistance.
For more information:
+40 314 253 800
info@romned.ro
Ron van Dam
CEO
Specifications | Metric | Imperial |
Minimum Hole Size | 130mm | 5″ |
Number of Splines | 8 | |
Height of Foot Valve Above Strike Face | 58.4mm | 2.300″ |
Length of Shank | 181mm | 7.11″ |
Bearing Surface Diameter | N/A | |
Mincon DTH Hammer(s) | MP35 |
![image](https://www.romned.ro/wp-content/uploads/2020/05/culegatoare-iarba-ro.jpg)
Note: The Part Numbers below require the Carbide Insert type code to be added on the end to complete them. For a combination of carbide inserts use the gauge row code first and then the face code.
Carbide Insert Codes | |
Dome (Spherical) | D |
Ballistic | B |
Semi-Ballistic (Parabolic) | P |
Conical (Spike) | S |
Dome PCD | Y |
Diameter | Face Type | Part Number | No. x Button Dia (inch) | Flushing holes | Weight Approx. | ||||
mm | inch | Outer | Inner | Front | Kgs. | Lbs. | |||
95 | 3 3/4 | Concave | 36MD35C78 | 7 – 7/16″ | 4 – 7/16″ | 2 – 7/16″ | 2 | 5 | 11 |
95 | 3.75 | Flat Face | 36MD35F18 | 8 – 1/2″ | 6 – 7/16″ | 2 | 5 | 11 | |
95 | 3.75 | Convex | 36MD35V17 | 7 – 1/2″ | 3 – 1/2″ | 2 – 1/2″ | 2 | 5 | 11 |
98 | 3.875 | Concave | 37MD35C78 | 8 – 7/16″ | 4 – 7/16″ | 2 – 7/16″ | 2 | 5.9 | 13 |
98 | 3 7/8 | Flat Face | 37MD35F96 | 6 – 9/16″ | 6 – 1/2″ | 2 | 5.9 | 13 | |
98 | 3 7/8 | Convex | 37MD35V78 | 8 – 7/16″ | 4 – 7/16″ | 4 – 7/16″ | 2 | 5.9 | 13 |
102 | 4 | Concave | 40MD35C78 | 8 – 7/16″ | 4 – 7/16″ | 4 – 7/16″ | 2 | 6.4 | 14 |
102 | 4 | Flat Face | 40MD35F78 | 8 – 7/16″ | 7 – 7/16″ | 2 | 6.4 | 14 | |
105 | 4 1/8 | Concave | 41MD35C78 | 8 – 7/16″ | 4 – 7/16″ | 4 – 7/16″ | 2 | 6.8 | 15 |
105 | 4 1/8 | Convex | 41MD35V78 | 8 – 7/16″ | 4 – 7/16″ | 4 – 7/16″ | 2 | 6.8 | 15 |