FREE delivery on orders over €150
Product Specifications:
| Item | Threaded Shank Drill Bit |
| Aircraft Drill | Yes |
| Application | For Aviation |
| Cutting Direction | Right Hand |
| Decimal Equivalent | 0.209 |
| Depth X Dia. Ratio | 4xd |
| Drill Bit Dimension Type | Wire |
| Drill Bit Finish | Black Oxide |
| Drill Bit Grouping | Drill Bit |
| Drill Bit Material | Cobalt Steel |
| Finish | Black Oxide |
| Flute Length | 0.562" |
| Flute Type | Spiral |
| Material | Cobalt |
| Max. Drilling Depth | 9/16" |
| Overall Length | 1 1/4" |
| Point Angle | 135° |
| Point Type | Split Point |
| Primary Material Application | Steel |
| Primary Material Application Iso Code | P, S |
| Shank Thread Size | 1/4"-28 |
| Shank Type | Threaded |
| Spiral Direction | Right Hand |
Shipping Info:
| Ship weight (kg) | 0.04 |
| Ship height (cm) | 2.54 |
| Ship length (cm) | 2.54 |
| Ship width (cm) | 2.54 |
Product Variants
| Product | Model | Flute Length | Finish | Drill Bit Size | Material-machining | Max. Drilling Depth | Decimal Equivalent | Material | Primary Material Application | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
953HS11SS | 9/16" | Black Oxide | #11 | High Speed Steel | 9/16" | 0.191 | High Speed Steel | Cast Iron, Steel | €5.29 | |
![]() |
953HS1/4ST | 5/16" | High Speed Steel | 1/4" | High Speed Steel | 5/16" | 0.25 | Steel | Cast Iron, Steel | €5.88 | |
![]() |
953CO1LS | 1 1/8" | Black Oxide | #1 | Cobalt | 1 1/8" | 0.228 | Cobalt | Steel | €8.06 | |
![]() |
953HS1LS | 1 1/8" | Black Oxide | #1 | High Speed Steel | 1 1/8" | 0.228 | High Speed Steel | Cast Iron, Steel | €6.79 | |
![]() |
953HS1ST | 5/16" | Black Oxide | #1 | High Speed Steel | 5/16" | 0.228 | High Speed Steel | Cast Iron, Steel | €6.63 | |
![]() |
953CO1ST | 5/16" | Black Oxide | #1 | Cobalt | 5/16" | 0.228 | Cobalt | Steel | €7.16 | |
![]() |
953HS1SS | 9/16" | Black Oxide | #1 | High Speed Steel | 9/16" | 0.228 | High Speed Steel | Cast Iron, Steel | €6.40 |
Explore Products
- LIFT-ALL TC1802NX5 2 Inch x 5 Ft. Tri/Cho 1-Ply Nylon Web Sling
- MERIT BRASS 2012-1600 Nipple, Size 16 Inch
- TB WOODS BK25 X 1/2
- PIP 9100-2120D/S Electrical Safety Leather Cover Gloves, S, Navy, Each
- KILLARK SWB-11 Device/Splice Box, Feed Through, Gang, 3/4 Inch Female Npt Conduit Entries, Aluminum
- TSUBAKI C2050LA2CL Connecting Roller Link A-2 Attachment
- MAIN FILTER INC. MF0063742 R742C10 Interchange Hydraulic Filter, Cellulose, 10 Micron, Buna Seal, 21.45 Inch Height
- SMC VALVES TL1008-100 Fluoroploymer Tubing
Explore More
- AMS
- H.K. PORTER
- KEYSHAFT
- PRINCE
- SAFTCART
- Extension Cord Storage Reel Accessories
- Cabinet Exhaust and Supply Fans
- O-Ring Kits
- ID Card Printers
- Float Operated Drain Valves
- CONDOR Heat-Resistant Sleeve
- DWYER INSTRUMENTS PAFS-1000 Series Averaging Flow Sensors
- MCR SAFETY Ninja Ice Insulated Yellow Work Gloves
- CAMLOCK FITTINGS Type E Male Cam and Groove Adapter, Hose Shank
- JOHN GUEST Stem Adapters, NPTF Thread, Acetal White
- SSI Y Strainer, High Pressure
- COOPER B-LINE B700 Series J Hooks
- IFM Light Curtains
- SIOUX CHIEF Access Cover Cleanouts
- SCOTCH 373CP Custom Printed Box Sealing Tapes
Contact us
Contact your account manager right away to get personal advice.
We're available Monday through Friday, from 07:30 until 17:00.
ROCKY MOUNTAIN TWIST 953CO4SS Threaded Shank Drill Bit, #4 Drill Bit Size, 9/16 Inch Flute Length
€7.43 /unit



