FREE delivery on orders over €150
Product Specifications:
| Item | Taper Length Drill Bit |
| Coolant Fed | Coolant Through |
| Cutting Direction | Right Hand |
| Cutting Edge Dia. | 0.307" |
| Decimal Equivalent | 0.3071 |
| Depth Dia. Ratio | 8xd |
| Drill Bit Point Angle | 140° |
| Drill Bit Point Type | Split Point |
| Drill Bit Size | 7.8 mm |
| Drill Dia. Tolerance | M7 |
| Drill Length Class | Taper Length |
| Drill Point Length | 1.42 mm |
| Drilling Depth | 2 13/25" |
| Finish | Titanium Aluminum Nitride, Aluminum Chromium Nitride |
| Finish-machining | Tialn+Alcrn |
| Flute Length | 76 mm |
| Flute Type | Spiral |
| Grade | Grade WJ30EJ |
| Length | 4.567" |
| Material | Carbide |
| Material Grade-machining | Grade WJ30EJ |
| Material-machining | Carbide |
| Max. Drilling Depth | 64 mm |
| No. Of Coolant Holes | 2 |
| No. Of Flutes | 2 |
| Overall Length | 116 mm |
| Point Angle | 140° |
| Point Type | Split Point |
| Primary Material Application | Cast Iron, Steel |
| Primary Material Application Iso Code | K, P |
| Secondary Material Application | Hardened Steel |
| Secondary Material Application Iso Code | H |
| Shank Dia. | 8 mm |
| Shank Length | 36 mm |
| Shank Type | Straight |
| Shank Type-machining | Straight |
| Sheeter Drill | No |
| Size | 7.8 mm |
| System Of Measurement | Metric |
Shipping Info:
| Ship weight (kg) | 0.07 |
| Ship height (cm) | 2.54 |
| Ship length (cm) | 11.6 |
| Ship width (cm) | 2.54 |
| Country of Origin | FR |
Product Variants
| Product | Model | Flute Length | Shank Dia. | Shank Length | Max. Drilling Depth | Drill Dia. Tolerance | Drill Bit Size | Material-machining | Finish-machining | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
DC170-08-12.700A1-WJ30EJ | 5 15/64" | 14 mm | 1 49/64" | 4.685" | M7 | 1/2" | Carbide | Tialn+Alcrn | €1,019.27 | |
![]() |
DC150-08-12.700A1-WJ30TA | 5 15/64" | 14 mm | 1 49/64" | 4.685" | M7 | 1/2" | Carbide | TiAlN | €673.16 | |
![]() |
DC170-08-06.350A1-WJ30EJ | 2 19/32" | 8 mm | 1 13/32" | 2.165" | M7 | 1/4" | Carbide | Tialn+Alcrn | €504.04 | |
![]() |
DC150-08-06.350A1-WJ30TA | 2 19/32" | 8 mm | 1 13/32" | 2.165" | M7 | 1/4" | Carbide | TiAlN | €295.51 | |
![]() |
DC150-08-03.175A1-WJ30TA | 1 21/64" | 6 mm | 1 13/32" | 1.102" | M7 | 1/8" | Carbide | TiAlN | €248.09 | |
![]() |
DC170-08-03.175A1-WJ30EJ | 1 21/64" | 6 mm | 1 13/32" | 1.102" | M7 | 1/8" | Carbide | Tialn+Alcrn | €420.03 | |
![]() |
A1254TFT-10 | 3 27/64" | 10 mm | 46 mm | 3.425" | H8 | 10 mm | High Speed Steel | Tinal | €127.62 |
Explore Products
- LISLE LS/15700 Cylinder Hone Stone, 2-3/4 to 3-3/4 Inch Cylinder Size, 280 Grit
- DYNABRADE 12200 Air File 21 Cfm 3400 Spm 13/32 Stroke
- SANDPIPER 475.293.366 Replacement Repair Kit
- LINN GEAR h60c12 Sprocket, 8.918 Inch Pitch Diameter, 1.25 Inch Stock Bore
- SPEARS VALVES 752311-060 Wafer Butterfly Valve, EPDMver Handle, 6 Size, PVC
- DIXON G3231-00 Y Line Strainer Replacement Screen, 20 x 20 Mesh, 304 Stainless
- BOSTON GEAR 738-50-G Reducer, Single Reduction, 50:1 Ratio, No Base, G Assembly
- VOLKEL 82424-1 Hand Tap Taper, ISO 529/AHSS-G, UNC 9/16 x 12 Size
Explore More
- KEYSHAFT
- Mezzanines
- Fuel Transfer Pump Accessories
- Vehicle Stands
- Colorimeters
- Netting Systems
- ANSELL 08-354 Alphatec Neoprene Chemical Resistant Gloves
- FLOJET 1740 Series Inlet Strainers
- KEO Combined Drills And Countersinks, Bell Type, 60 Degrees Countersink Angle, Single-End Carbide
- ANVIL 2140 Series Flush Bushings, Forged Steel
- BUSSMANN GLN Series Specialty Fuses
- DIXON Straight Hex Nipples
- ACROVYN End Cap, Acrovyn
- CLEVELAND Thread Repair Hex Dies
Contact us
Contact your account manager right away to get personal advice.
We're available Monday through Friday, from 07:30 until 17:00.
WALTER TOOLS DC170-08-07.800A1-WJ30EJ Taper Length Drill Bit, 7.80 mm Drill Bit Size, 76 mm Flute Length, 8 mm Shank Dia
€572.71 /unit



