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Product Specifications:
| Item | Spotting Drill Bit |
| Body Dia. | 5/16" |
| Cutting Direction | Right Hand |
| Cutting Direction - Machining | Right Hand |
| Decimal Equivalent | 0.3125 |
| Drill Bit Point Angle | 140° |
| Drill Bit Size | 5/16" |
| Finish | Bright, Uncoated |
| Finish - Machining | Bright (Uncoated) |
| Flute Length | 1" |
| Flute Type | Spiral |
| Material | Carbide |
| Material - Machining | Carbide |
| Measurement System | Fractional Inch |
| Number Of Flutes | 2 |
| Overall Length | 2 1/2" |
| Primary Material Application | All Materials |
| Primary Material Application Iso Code | K, M, N, S1 |
| Secondary Material Application | All Materials |
| Secondary Material Application Iso Code | K, M, N, P |
| Shank Type | Straight |
| Shank Type - Machining | Straight |
| Size | 0.312" |
| Spiral Direction | Right Hand |
| System Of Measurement | Imperial |
Shipping Info:
| Ship weight (kg) | 0.05 |
| Ship height (cm) | 2.54 |
| Ship length (cm) | 2.54 |
| Ship width (cm) | 2.54 |
Product Variants
| Model | Size | Finish | Overall Length | Drill Bit Point Angle | Flute Length | Decimal Equivalent | Body Dia. | Material | Price | |
|---|---|---|---|---|---|---|---|---|---|---|
| 402-500120 | 1/2" | Bright, Uncoated | 3" | 120° | 1 1/4" | 0.5 | 1/2" | Carbide | €81.86 | |
| 402-500090B | 1/2" | Altin | 3" | 90° | 1 1/4" | 0.5 | 1/2" | Carbide | €94.88 | |
| 402-500140 | 1/2" | Bright, Uncoated | 3" | 140° | 1 1/4" | 0.5 | 1/2" | Carbide | €77.22 | |
| 402-500100 | 1/2" | Bright, Uncoated | 3" | 100° | 1 1/4" | 0.5 | 1/2" | Carbide | €77.22 | |
| 402-500082 | 1/2" | Bright, Uncoated | 3" | 82° | 1 1/4" | 0.5 | 1/2" | Carbide | €77.22 | |
| 402-500090 | 1/2" | Bright, Uncoated | 3" | 90° | 1 1/4" | 0.5 | 1/2" | Carbide | €91.18 | |
| 402-500140B | 1/2" | Altin | 3" | 140° | 1 1/4" | 0.5 | 1/2" | Carbide | €94.88 |
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GRAINGER 402-312140 Spotting Drill Bit, 5/16 Inch Drill Bit Size, 1 Inch Flute Lg, 2 1/2 Inch Length
€41.95 /unit

