#21 Dia. × 1/4″ Shank × 7/8″ Flute Length × 2-5/8″ OAL, 3xD, 145°, TA, 2 Flute, External, Round Solid Carbide Drill
SC Drill; #21 Dia. × 1/4″ Shank Dia. × 2-5/8″ OAL × 7/8″ LCF ; 145 Degrees ; 3xD ; Spiral Flute ; AlTiN ; Series 135
| Drill Bit Size / Cutting Diameter (DC) | #21 | Tool Type | Solid Carbide Drills |
| Decimal Equivalent | 0.159″ | Length Below Shank | 1-7/16″ |
| Drill Bit Size / Cutting Diameter (DC) - Letter / Wire Gauge | #21 | Flute Type | Spiral |
| Length Group | 3xD | Measurement Type | Wire Gauge |
| Coating | AlTiN | Series/List # | 135 |
| Connection Diameter Machine Side (DCONMS) | 1/4″ | Usable Length (LU) | 23/32″ |
| Coolant Supply Property (CSP) | External | Length Chip Flute (LCF) | 7/8″ |
| Point Angle (SIG) | 145 Degrees | Overall Length (OAL) | 2-5/8″ |
| Flute Helix Angle (FHA) | 32 Degrees | Flute Count (NOF) | 2 |
| Shank Type | Round | Cutting Direction (HAND) | Right Hand |
| Cutting Edge Material | Carbide |
Product Features
| Country of Origin | USA |
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Package Weight
0.05
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