Irwin Tools 585-54009 9-piece bolt extractor set pneumatic accessory
- Drill Bits
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Silver & Deming drill bit with 49/64 inch diameter, 118-degree point angle and 1/2-inch reduced shank for large-hole drilling
This Chicago-Latrobe 55449 drill bit is a Silver & Deming style tool designed for creating 49/64 in holes. The 118 degree point angle suits general-purpose drilling in metal. A 1/2 reduced shank allows use with standard drill chucks. It is made from high speed steel with a black oxide finish.
This bit suits machinists and maintenance technicians who need a 49/64 in hole using a drill with a 1/2 in chuck capacity. The reduced shank bridges the size gap effectively. It is not for users whose equipment requires a shank larger than 1/2 in. Buyers needing different diameters or point angles should select another bit.
The defining specification is the 49/64 in cutting diameter paired with a 1/2 in reduced shank. This combination determines whether the bit fits your chuck and produces the required hole size. Verify both the shank compatibility and the target diameter before ordering. The 118 degree point and high speed steel construction support general machining tasks.
Measured against everything we stock in Bits, Hole Saws & Accessory Kits, at today’s prices. Recalculated every night.
| Product | |
|---|---|
| Brand name | CHICAGO-LATROBE |
| Product type | Drill Bits |
A 1/2 inch or larger drill chuck is needed to secure the reduced shank on this bit.
The 118 degree point is a general-purpose angle suitable for mild steel, offering easier centring than flatter angles.
Measure the resulting hole with a calibrated gauge; a true-cut hole will match the 49/64 inch nominal size within normal tolerance.
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