FREE delivery on orders over €150
Product Specifications:
| Item | Drill Bit |
| Coolant Fed | Non Coolant Through |
| Cutting Direction | Right Hand |
| Decimal Equivalent | 0.159 |
| Depth Dia. Ratio | 4Xd |
| Depth X Dia. Ratio | 4xd |
| Drill Bit Point Angle | 135° |
| Drill Bit Point Type | Split Point |
| Drill Bit Size | #21 |
| Drill Dia. Tolerance | -0" to +0.0007" |
| Drill Length Class | Extra Long |
| Drill Point Length | 0.0329" |
| Finish | Black Oxide |
| Finish-machining | Black Oxide |
| Flute Length | 2 1/8" |
| Flute Type | Spiral |
| Helix Angle | +21° to +34° |
| Material | High Speed Steel |
| Material-machining | High Speed Steel |
| Max. Drilling Depth | 5/8" |
| No. Of Flutes | 2 |
| Overall Length | 6" |
| Point Angle | 135° |
| Point Type | Split Point |
| Primary Material Application | Steel |
| Primary Material Application Iso Code | P |
| Shank Dia. | 5/32" |
| Shank Length | 3 7/8" |
| Shank Type | Straight |
| Shank Type-machining | Straight |
| Size | #21 |
| Spiral Direction | Right Hand |
Shipping Info:
| Ship weight (kg) | 0.01 |
| Ship height (cm) | 2.54 |
| Ship length (cm) | 2.54 |
| Ship width (cm) | 2.54 |
| Country of Origin | US |
Product Variants
| Model | Max. Drilling Depth | Shank Dia. | Decimal Equivalent | Flute Length | Overall Length | Drill Bit Size | Drill Bit Point Angle | Drill Bit Point Type | Price | |
|---|---|---|---|---|---|---|---|---|---|---|
| C23761 | 29/32" | 7/32" | 0.228 | 2 5/8" | 12" | #1 | 135° | Split Point | €22.74 | |
| C23661 | 29/32" | 7/32" | 0.228 | 2 5/8" | - | #1 | 135° | Split Point | €10.50 | |
| C23770 | 49/64" | 3/16" | 0.1935 | 2 7/16" | 12" | #10 | 135° | Split Point | €17.27 | |
| C23670 | 49/64" | 3/16" | 0.1935 | 2 7/16" | 6" | #10 | 135° | Split Point | €7.69 | |
| C23771 | 3/4" | 3/16" | 0.191 | 2 5/16" | 12" | #11 | 135° | Split Point | €18.98 | |
| C23671 | 3/4" | 3/16" | 0.191 | 2 5/16" | 6" | #11 | 135° | Split Point | €7.29 | |
| C23772 | 3/4" | 3/16" | 0.189 | 2 5/16" | 12" | #12 | 135° | Split Point | €19.04 |
Explore Products
- GRAINGER ZUSA-CBPSR-106 Buna-N/PVC Strip, 2 Inch X 10 Ft Nominal Size, 1/4 Inch ThickBlack
- CHAINFLEX CF885PE-160-01 Power Cable, Pvc Jacket, 1 Conductors, 6 Awg, 600 V, 8 x Od, Order By The Foot
- OSG 1410108408 Thread Forming Tap, M4x0.7 Thread Size, 8 mm Thread Lg, TiCN, D11, Semi-Bottoming
- STEARNS BRAKES 1081022L2FLF Brake Assembly
- GATES 5HTD-15-30M-LLUKNT Synchronous & Timing Belt
- GORILLA MILL GM1200MMR4050 10143 Carbide End Mill, 2-61/64 Inch Length, 4 Flute, Radius End
- MORSE CUTTING TOOLS 92460 MT3792460 Straight Flute Tap, #0 Nf, 80 TPI, 2 Flute, Plug Straight
- STEARNS BRAKES 1087612A0DQA Brake Assembly
Explore More
- KEYSHAFT
- Pallets
- Truck Storage Units
- Electrical Wall Plates
- Plastic Rod Stock
- Contact Level Sensors
- CONDOR Heat Resistant Gloves, Kevlar/Cotton
- HONEYWELL Cut Resistant Gloves, High Performance Polyethylene
- VIEGA PROPRESS Male Adapters, Bronze, Press x MNPT
- ANVIL ASDAKCLAMP Series Dakota Rigid IPS Smart Clamps
- ANVIL AS714 Series Tee Plates
- HUBBELL WIRING DEVICE-KELLEMS 1 Outlet Marine Adapters
- BUSSMANN BDGHA Series Medium Voltage Fuses
- SPEARS VALVES CPVC Schedule 80 Pipe Flanges, Fipt
- ACROVYN Door Knob Protectors
Contact us
Contact your account manager right away to get personal advice.
We're available Monday through Friday, from 07:30 until 17:00.
CLE-LINE C23681 Aircraft Extension Drill Bit, #21 Drill Size, 6 Inch Overall Length, 135 deg Split Point, HSS, Black Oxide/Steam Oxide
€6.66 /unit


