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Chicago-Latrobe 53154 27/32 in 118 degree taper shank drill bit, black oxide finish

Chicago-Latrobe

Chicago-Latrobe 53154 27/32 in 118 Degree Taper Shank Drill

SKU CH-2MZ9-MW79T

A 27/32 inch taper shank drill bit with a 118 degree conventional point made from high speed steel with black oxide finish

  • Product typeDrill Bits
  • 27/32 inch diameter suits large hole drilling
  • 118 degree point angle enables general purpose cutting
  • High speed steel construction resists wear during use
  • Black oxide finish reduces friction and corrosion
  • Taper shank design fits compatible machine spindles

Chicago-Latrobe 53154 Taper Shank Drill

This Chicago-Latrobe 53154 drill bit features a 27/32 in diameter and a 118 degree conventional point angle. It is manufactured from high speed steel with a black oxide finish. The taper shank design fits directly into compatible machine spindles. It serves general purpose drilling tasks in metalworking and maintenance applications.

Replaces worn or damaged taper shank bits

The upgrade is worth it when an existing bit shows dull cutting edges, chipped lips or excessive runout that affects hole accuracy. A fresh high speed steel bit restores cutting speed and reduces thrust force required. It suits shops standardising on 118 degree geometry for mixed materials. Users needing split point or cobalt grades for harder alloys should look elsewhere.

Practical limits of taper shank interface

The Morse taper shank relies on friction drive, so torque capacity depends on spindle cleanliness and taper condition. Heavy feeds or interrupted cuts can cause the bit to spin in the socket. The 118 degree point requires more centring pressure than split point designs. Black oxide coating aids chip flow but offers limited wear resistance in abrasive materials.

How it compares

Measured against everything we stock in Power Drills, Drivers & Cutting Bits, at today’s prices. Recalculated every night.

Price $53.99
Cheaper than about 60% of the 2,412 comparable items (median $81.99).

Specifications

Product
Brand nameCHICAGO-LATROBE
Product typeDrill Bits

Questions about this item

What taper-shank size does the 53154 drill bit require in the machine spindle?

The 53154 bit uses a Morse taper shank that matches the drill's 27/32 inch diameter; the machine spindle must accept the corresponding Morse taper number for a secure fit.

How is the 53154 bit installed, and what step is often missed?

Insert the taper shank fully into the spindle, then seat it with a firm tap on a soft drift; the step often missed is verifying full contact by checking that the tang engages the drive slot.

When will the 118-degree point on the 53154 need re-sharpening or replacement?

Re-sharpen the 118-degree conventional point when cutting edges show wear or chip load increases; replace the high-speed steel bit if the web thickness is reduced beyond safe limits or the black oxide coating is gone.

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