FREE delivery on orders over €150
Product Specifications:
| Item | Drill Bit |
| Coolant Fed | Non Coolant Through |
| Cutting Direction | Right Hand |
| Decimal Equivalent | 0.8071 |
| Depthdia. Ratio | 12xd |
| Drill Bit Point Angle | 130° |
| Drill Bit Point Type | Conventional Point |
| Drill Bit Size | 20.5 mm |
| Drill Diameter Tolerance | H8 |
| Finish | Bright, Uncoated |
| Finish - Machining | Bright (Uncoated) |
| Flute Length | 7 7/32" |
| Flute Type | Parabolic |
| Grade | General Purpose |
| Material | High Speed Steel |
| Material - Machining | High Speed Steel |
| Material Grade - Machining | General Purpose |
| Max. Drilling Depth | 7.219" |
| Maximum Drilling Depth | 7 7/32" |
| Number Of Flutes | 2 |
| Overall Length | 282 mm |
| Primary Material Application | Aluminum, Brass, Bronze, Cast Iron, Copper, Steel |
| Primary Material Application Iso Code | K, N, P |
| Secondary Material Application | Composite, Nickel, Stainless Steel, Titanium |
| Secondary Material Application Iso Code | M, O, S |
| Shank Type | Taper |
| Shank Type - Machining | Taper |
| Standards | Din 341 |
| System Of Measurement | Metric |
| Taper Shank Size | MT2 |
Shipping Info:
| Ship weight (kg) | 0.19 |
| Ship height (cm) | 2.54 |
| Ship length (cm) | 28.2 |
| Ship width (cm) | 2.54 |
| Country of Origin | BR |
Product Variants
| Product | Model | Decimal Equivalent | Drill Bit Size | Overall Length | Max. Drilling Depth | Price | |
|---|---|---|---|---|---|---|---|
![]() |
A4244-10 | 0.3937 | 10 mm | 168 mm | 3.406" | €140.54 | |
![]() |
A4247-10 | 0.3937 | 10 mm | 168 mm | 3.406" | €166.55 | |
![]() |
A4422-10 | 0.3937 | 10 mm | 197 mm | 4.562" | €133.48 | |
![]() |
A4247-10.2 | 0.4016 | 10.2 mm | 168 mm | 3.406" | €183.44 | |
![]() |
A4244-10.2 | 0.4016 | 10.2 mm | 168 mm | 3.406" | €155.98 | |
![]() |
A4422-10.2 | 0.4016 | 10.2 mm | - | 4.562" | €151.86 | |
![]() |
A4247-10.5 | 0.4134 | - | 168 mm | 3.406" | €176.11 |
Explore Products
- APPROVED VENDOR U28100.025.0150 Sheet Metal Screw, 1/4 In - 14 Thread Size, 1 1/2 In Lg., 0.19 In Head Ht., 3/8 In Head Dia.
- TITAN FASTENERS ACB264P08
- EATON XTAE025C10L3E005 Electronic Motor Starter, 25 A, 380 V 50 Hz, 440 V 60 Hz, 1No, C Frame, 45 mm, 1-5 A C396
- WESTWARD 10E247 Socket 1/2 Inch Drive 29mm 6 Point Deep
- VERMONT GAGE 141264040 Plug Gage, Class X, NoGo, Steel, 0.6404 Inch Size
- BDG 99-1-9793-6 Knit Gloves, XS, ANSI Cut Level A6, ANSI Impact Level 2, Palm, Dipped, Nitrile, Gray
- TITAN FASTENERS JAAS04048
- MAIN FILTER INC. MF0600535 R91C10CRM Interchange Hydraulic Filter, Cellulose, 10 Micron, Seal, 8.97 Inch Height
Explore More
- GLUE DOTS
- KEYSHAFT
- MARSH
- MOLDED FIBERGLASS
- DETEX
- Specialty Flashlights
- Pipe Threading and Cutting Machines
- Multimeter Accessories
- Tap Holders
- Air Curtain Cabinets
- CONDOR Coated Gloves, Smooth, Nitrile
- MEMPHIS GLOVE Big Jake Premium A+ Side Leather Palm Work Gloves
- PYRAMEX Venture 3 Half Frame Eyewears
- GLOBE SCIENTIFIC Label/Dot Combo Rolls, Cryo, Direct Thermal
- GROTE Back Up Lamp Oval
- DIXON Diesel Fuel Nozzles
- ANVIL Grooved Plugs
- EATON A200 Series NEMA Motor Control Power Pole Kits
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 A4422-20.5 5066179 Drill Bit, 20.50 mm Drill Bit Size, 7 7/32 Inch Flute Length, Mt2 Taper Shank
€407.71 /unit


