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Product Specifications:
| Item | Long Drill Bit |
| Coolant Fed | Coolant Through |
| Cutting Direction | Right Hand |
| Decimal Equivalent | 0.1378 |
| Depth X Dia. Ratio | 16xd |
| Drill Bit Point Angle | 140° |
| Drill Bit Point Type | Conventional Point |
| Drill Bit Size | 3.5 mm |
| Drill Dia. Tolerance | H7 |
| Drill Length Class | Extra Long |
| Drill Point Length | 0.63 mm |
| Finish | TiSiAlCrN, AlTiN |
| Finish-machining | Tisialcrn, Altin |
| Flute Length | 78 mm |
| Flute Type | Spiral |
| Grade | Grade WJ30EU |
| Material | Carbide |
| Material Grade-machining | Grade WJ30EU |
| Material-machining | Carbide |
| Max. Drilling Depth | 72 mm |
| No. Of Coolant Holes | 2 |
| No. Of Flutes | 2 |
| Overall Length | 110 mm |
| Primary Material Application | Aluminum, Brass, Bronze, Cast Iron, Copper, Steel, Super Alloy, Titanium |
| Primary Material Application Iso Code | K, N, P, S |
| Secondary Material Application | Graphite, Hard Material, Plastic And Synthetic Materials, Stainless Steel |
| Secondary Material Application Iso Code | H, M, O |
| Shank Dia. | 4 mm |
| Shank Length | 28 mm |
| Shank Type | Straight |
| Shank Type-machining | Straight |
| Sheeter Drill | No |
| Spiral Direction | Right Hand |
| System Of Measurement | Metric |
| Web Thinning | Web Thinned |
Shipping Info:
| Ship weight (kg) | 0.02 |
| Ship height (cm) | 2.54 |
| Ship length (cm) | 11 |
| Ship width (cm) | 2.54 |
| Country of Origin | CN |
Product Variants
| Product | Model | Max. Drilling Depth | Decimal Equivalent | Drill Bit Size | Shank Dia. | Overall Length | Price | |
|---|---|---|---|---|---|---|---|---|
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DC170-25-04.800A1-WJ30EJ | 5.703" | 0.189 | #12 | 5 mm | 6 31/32" | €946.59 | |
![]() |
DC170-30-04.800A1-WJ30EJ | 6 5/8" | 0.189 | #12 | 5 mm | 7 55/64" | €1,115.05 | |
![]() |
A7495TTP-4.8 | 8.531" | 0.189 | #12 | 5 mm | 9 51/64" | €1,350.35 | |
![]() |
DC170-12-04.800A1-WJ30EJ | 3.266" | 0.189 | #12 | 6 mm | 4 3/4" | €508.00 | |
![]() |
DC150-12-04.800A1-WJ30TA | 2 29/32" | 0.189 | #12 | 6 mm | 4 3/4" | €307.26 | |
![]() |
DC150-12-04.700A1-WJ30TA | 2.203" | 0.185 | #13 | 6 mm | 4 1/64" | €307.26 | |
![]() |
DC170-12-04.700A1-WJ30EJ | 2.516" | 0.185 | #13 | 0.236" | 4 1/64" | €508.00 |
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Contact us
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WALTER TOOLS 7684216 Long Drill Bit, 3.50 mm Drill Bit Size, 4 mm Shank Dia, 110 mm Overall Length
€534.11 /unit



