YMW 387445 1/4"-28 Size, H5 Limit, Plug Chamfer, 3 Flute, Black Oxide, Vanadium High Speed Steel, Right Hand Cut S.T.I. Tap
YMW 387445 1/4"-28 Size, H5 Limit, Plug Chamfer, 3 Flute, Black Oxide, Vanadium High Speed Steel, Right Hand Cut S.T.I. Tap is no longer available for purchase.
For additional information, please contact one of our customer service representatives at 1-800-221-0270.
| Qty | Price | Discount |
|---|---|---|
| 1 - 2 | CA$95.47 | - |
| 3+ | CA$77.49 | 19% |
Product Specifications
| Brand | YMW |
|---|---|
| Tool Material | Vanadium High Speed Steel |
| Finish Coating | Black Oxide |
| Thread Size | 1/4"-28 |
| Cutting Direction | Right Hand |
| Thread Length | 0.433" |
| Overall Length | 2-1/2" |
| Size Type | ANSI |
| Limit | H5 |
| Thread Limit | H5 |
| Chamfer Style | Plug |
| No. of Flutes | 3 |
| Thread Type | Screw Thread |
| Type | Zelx NI |
| Model # | 387445 |
| Chamfer | 3-4 |
| Coating | Oxide Nitride Surface Toughening Treatment |
| Flute Shape | Spiral Flute |
| General Application | Screw Thread Insert Tapping |
| Hole Style | Blind Hole |
| Pitch | 28 |
| Pitch Form & Profile | 60° |
| Pitch Tolerance | +.00025"/-.00000" |
| Prop. 65 | Yes |
| Size | 1/4" |
| Size_Combination | 1/4"-28 |
| Tolerance Class | UNC |
| Tolerance_Cutter Diameter | ±.31" |
| Tolerance_Cutting Diameter | ±.31" |
| Tolerance_Overall Length | ±.31" |
| Tolerance_Shank | -.0015" |
| Tolerance_Shank Square | -.004" |
| Type of Hole | Blind Hole |
| UNSPSC | 23241615 |
| Workpiece Material | Cobalt, Nickel and Iron base exotic materials such as: Inconel Hastelloy, Waspalloy and harder Stainless Steels, Mold and Tool Steels. |
| Country of Origin | JAPAN |
| Shipping Restrictions | UPS Ship (drop ship item) |
Many metalworking products do contain metals that are included in the latest Prop 65 warning. Exposure to the elements can be harmful. May cause cancer and reproductive harm.
Details
Applications
- For Nickel Base Alloys, Other Exotic Alloys, Mold and Stainless Steels > 30HRC
- STI taps are special taps used to prepare holes for the installation of helical coil wire thread inserts
Features
- Taps have an oxide and nitride surface toughening treatment
† Ships direct from factory.
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