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Product Specifications:
| Item | Thread Mill |
| Application | Steels, Stainless Steels, Hardened Steels, Cast Iron |
| Cutting Direction | Left Hand |
| Drilling Tool Configuration | Individual |
| Flute Type | Straight |
| Hand Of Tool | Right Hand |
| List No. | 16645 |
| Material Application | High Hardness Steel |
| Measurement System | Decimal Inch |
| Neck Dia. | 0.1236" |
| Neck Length | 0.6252" |
| No. Of Flutes | 4 |
| Pitch | 20 Tpi |
| Shank Dia. | 1/4" |
| Shank Type | Through Coolant |
| System Of Measurement | Imperial |
| Thread Size | 1/4"-20 |
| Thread Standard | UNC |
| Thread Type | Internal, External |
| Type | Solid Thread Mill |
Shipping Info:
| Ship weight (kg) | 0.03 |
| Ship height (cm) | 1.27 |
| Ship length (cm) | 8.13 |
| Ship width (cm) | 1.27 |
| Country of Origin | JP |
Product Variants
| Product | Model | Shank Dia. | Neck Length | Primary Material Application | Finish | Cutting Length | Primary Material Application Iso Code | Neck Dia. | Material Application | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
4100001811 | 1/2" | 1" | Aluminum, Cast Iron, Steel | TiAlN | 0.958" | - | - | - | €560.61 | |
![]() |
4100002411 | 3/4" | - | Aluminum, Cast Iron, Steel | TiAlN | 1.389" | - | - | - | €637.07 | |
![]() |
4100002811 | 1/4" | 0.41" | Aluminum, Cast Iron, Steel | TiAlN | 0.39" | - | - | - | €346.17 | |
![]() |
4100002911 | 1/4" | - | Aluminum, Cast Iron, Steel | TiAlN | 0.484" | - | - | - | €346.17 | |
![]() |
4100003011 | 5/16" | - | Aluminum, Cast Iron, Steel | TiAlN | 0.578" | - | - | - | €370.86 | |
![]() |
3900001 | 6 mm | 15 mm | Aluminum, Cast Iron, Steel | TiAlN | 0.51" | - | - | - | €403.32 | |
![]() |
8304701 | 6 mm | 15 mm | Steel | TiAlN | 0.51" | H, P | - | - | €436.92 |
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Contact us
Contact your account manager right away to get personal advice.
We're available Monday through Friday, from 07:30 until 17:00.
OSG 1664500211 Thread Mill, Carbide, Durorey, 4 Flute, 1/4 Inch -20 Thread Size, 0.1790 Inch Dia.
€253.74 /unit



