Straight Flute Tap; 1/4″ - 20 ; 2-1/2″ OAL ; 4 FL ; HSS-PM ; TiALN ; H3 ; Series TR-R
| Thread Diameter Size (TDZ) | 1/4″ | Coating | TiAlN |
| Threads per Inch (TPI) | 20 | Tapping Prehole Diameter (Pre-hole) | 0.2045″ |
| Thread Standard | UNC | Flute Type | Straight Flute |
| Overall Length (OAL) | 2-1/2″ | End Shape | Modified Bottoming |
| Thread Cutting Part Length (THL) | 0.591″ | Style | Radial Coolant Hole |
| Usable Length (LU) | 1″ | Shank Type | Square |
| Connection Diameter Machine Side (DCONMS) | 0.255″ | Cutting Direction (HAND) | Right Hand |
| Flute Count (NOF) | 4 | Coolant Supply Property (CSP) | Coolant Thru |
| Applicable Material | | Cast Iron | | Length Group | 2xD |
| Cutting Edge Material | HSS-PM | Square Size | 0.191″ |
| Thread Tolerance Class (TCTR) | H3 | Measurement Type | Inch |
| Standard | 302A | Series/List # | TR-R |
| Tool Type | Cast Iron Tap | Thread Size | 1/4″ - 20 |
| Chamfer | 2P-3P |
Product Features
| Country of Origin | S.Korea |
Shipping Info
Package Length
3.125
Package Width
0.5
Package Height
0.375
Package Weight
0.03
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