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Product Specifications:
| Item | Screw Machine Drill Bit |
| Coolant Fed | Coolant Through |
| Cutting Direction | Right Hand |
| Decimal Equivalent | 0.3126 |
| Depth X Dia. Ratio | 3xd |
| Drill Bit Point Angle | 140° |
| Drill Bit Size | 5/16" |
| Flute Length | 1 39/64" |
| Flute Type | Spiral |
| Number Of Flutes | 2 |
| Overall Length | 3 3/32" |
| Shank Dia. | 0.312" |
| Shank Diameter | 5/16" |
| Standards | Din 6537 K |
Shipping Info:
| Ship weight (kg) | 0.05 |
| Ship height (cm) | 2.54 |
| Ship length (cm) | 2.54 |
| Ship width (cm) | 2.54 |
Product Variants
| Product | Model | Drill Bit Size | Decimal Equivalent | Overall Length | Shank Dia. | Price | |
|---|---|---|---|---|---|---|---|
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R840-1270-30-A1A 1220 | 1/2" | 0.5 | 4 3/16" | 0.547" | €520.68 | |
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R846-0900-30-A1A 1220 | 11/32" | 0.3543 | 3 1/2" | 0.391" | €261.56 | |
![]() |
R841-1225-30-A1A 1220 | 12.25 mm | 0.4823 | 123 mm | 18 mm | €976.67 | |
![]() |
860.1-0530-016A1-MM 2214 | 13/64" | 0.2087 | 2 19/32" | 0.234" | €182.78 | |
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R846-0690-30-A1A 1220 | 17/64" | 0.2717 | 3 3/32" | 0.312" | €218.72 | |
![]() |
460.1-0754-023A1-XM GC34 | 19/64" | 0.2969 | 3 3/32" | 0.312" | - | RFQ
|
![]() |
460.1-0780-023A0-XM GC34 | 19/64" | 0.3071 | 3 3/32" | 0.312" | €100.95 |
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SANDVIK COROMANT R840-0794-30-A1A 1220 Screw Machine Drill Bit, 5/16 Inch Size, 3 3/32 Inch Overall Length, 1 39/64 In
€214.90 /unit





