Product Specifications:
Product List Number: 13059
Tap Size: 1/4
Threads Per Inch: 28
Tap Style: Spiral Flute
Thread Type: UNF
Class of Fit: 2B
Chamfer: 4P - 4.5P
Flutes: 2
Material: HSSE
Coating: TiCN
Overall Length: 2-1/2
Thread Length: 1
Shank Diameter: 0.255
Square Size: 0.191
Coolant Thru: no
Technical Reference 1: Speed and Feed Information Here.
Technical Reference 2:
Technical Reference 3: Tap-Drill Size Calculator here.
Catalog PDF: Cutting Tool Solutions Page 245
Stock:
• OSG-CAL: 0
• OSG-ILL: 7
Price:
$23.08
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Application Guide:
Work Material |
Recommend |
| Aluminum : 6061, 7075 |
|
| Aluminum : Casting |
|
| Cast Iron |
|
| Low Carbon Steel : 1010, 1018 |
|
| Medium Carbon Steel : 1035, 1045 |
|
| High Carbon Steel : 1065 |
|
| Alloy Steels : 4140, 4340 |
|
| Die Steels : 20 HrC |
|
| Titanium : 6AL4V (30HrC) |
|
| High Nickel Alloy : 20 HrC |
|
| Stainless Steels : 300 |
|
| Stainless Steels : 400 |
|
| Stainless Steels : 17-4PH |
|
| Hardened Steels : ~35 HrC |
|
| Hardened Steels : 35-45 HrC |
|
| Hardened Steels : 45-50 HrC |
|
| |
good |

|
best |
 |
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