FREE delivery on orders over €150
Product Specifications:
| Item | Chucking Reamer |
| Application | Through Hole |
| Coolant Fed | Non Coolant Through |
| Coolant Through | No |
| Cutting Dia. Tolerance | 0" to 0.0005" |
| Cutting Direction | Right Hand |
| Cutting Direction - Machining | Right Hand |
| Decimal Equivalent | 0.4375 |
| Dimension Type | Fractional Inch |
| Finish | Bright, Uncoated |
| Flute Length | 3 27/64" |
| Flute Type | Straight |
| List Number | 257 |
| Material | Carbide |
| Material Application | Aluminum, Composite, Plastic, Thermoplastic |
| Number Of Flutes | 2 |
| Overall Length | 6" |
| Primary Material Application | Carbon Fiber |
| Primary Material Application Iso Code | O |
| Reamer Application | Through Hole |
| Reamer Size | 7/16" |
| Shank Dia. | 0.438" |
| Shank Diameter | 7/16" |
| Shank Type | Straight |
| Size - Decimal | 7/16" |
| Spiral Direction | Neutral |
| System Of Measurement | Fractional Inch |
Shipping Info:
| Ship weight (kg) | 0.14 |
| Ship height (cm) | 2.54 |
| Ship length (cm) | 2.54 |
| Ship width (cm) | 2.54 |
Product Variants
| Product | Model | Overall Length | Decimal Equivalent | Flute Length | Number Of Flutes | Spiral Direction | Reamer Size | Cutting Dia. Tolerance | Dimension Type | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
300-2280 | 3" | 0.228 | 1" | 4 | Neutral | #1 | -0.0102" to +0.0025" | - | €81.61 | |
![]() |
257-1935 | 4" | 0.1935 | 1 29/32" | 2 | Neutral | #10 | 0" to 0.0005" | - | €163.48 | |
![]() |
300-1935 | 2 3/4" | 0.1935 | 7/8" | 4 | Neutral | #10 | -0.0102" to +0.0025" | - | €70.26 | |
![]() |
257-1910 | 3" | 0.191 | 1 7/8" | - | Neutral | #11 | 0" to 0.0005" | - | €131.68 | |
![]() |
257-1916 | 4" | 0.191 | 1 7/8" | 2 | Neutral | #11 | 0" to 0.0005" | - | €162.47 | |
![]() |
300-1910 | 2 3/4" | 0.191 | 7/8" | 4 | Neutral | #11 | -0.0102" to +0.0025" | - | €70.26 | |
![]() |
300-1890 | 2 3/4" | 0.189 | 7/8" | 4 | Neutral | #12 | -0.0102" to +0.0025" | - | €70.70 |
Explore Products
- DUFF-NORTON XT1250-2-300 Linear Actuator, 5500N, 24VDC, 300 mm Stroke
- LENOX TOOLS 66434D2B61960 Band Saw Blade, 3/8 Inch Blade Width, 77-1/4 Inch Size, 0.035 Inch Blade Thickness
- RULAND MANUFACTURING CPRS48-20-A Controlflex Coupling Hub, 1.5 Degree Angular Misalignment, 0.06 Inch Axial Motion
- VERMONT GAGE 141269060 Plug Gage, Class X, NoGo, Steel, 0.6906 Inch Size
- STRONG HOLD 26-24-2TPL-4DB Wardrobe Locker, 26 Inch x 24 Inch x 72 Inch, 2 Tiers, 1 Units Wide, 12 ga Panel
- EATON SVX100A1-4A1N1B2B9C8 Adjustable Frequency Drive, 100HP, 5 DI, 1 RO, No Brake Chopper, Modbus D9, FR8
- PARKER LFPP4VFC6 Ball Valve, 1/4 Inch Outside Diameter, Polypropylene, Connector
- SPEC BC0562020S Disc Spring 0.195 Stainless Steel Clover Dome
Explore More
- KEYSHAFT
- WARNER ELECTRIC
- OILITE
- ZIPLINK
- CALIFORNIA AIR TOOLS
- Hydraulic Hose Fittings
- Wire Disconnects
- Inline Strainers
- Inspection Gloves and Glove Liners
- Santoprene Tubing
- LOC-LINE Bspt Connector
- OIL SAFE Drum Workstation QC Upgrade Kits
- ADB HOIST RINGS MFG. Hoist Eye 360 Hoist Rings
- TEMPCO Flanged Immersion Heaters
- ANVIL AS603 Series 2-Hole End Angle
- BRADLEY Slope Top Kit
- APPROVED VENDOR Deer Fence
- HONEYWELL Rig Dog Knit Cold Protect Gloves
- FATH INC Nuts
- SIEMENS NGB Series Molded Case Circuit Breakers, Panel Mount
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 257-4376 Chucking Reamer, 7/16 Inch Reamer Size, 3 27/64 Inch Flute Length, 6 Inch Overall Length
€413.58 /unit


