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Small metal twist drill bit size 47 matte finish

M.A. Ford

M.A. Ford Twister Micro-Tuff Drill No 47 Part 30507850

SKU CH-T4MN-DVGF5

A Twister Micro-Tuff drill bit sized No 47 for precision drilling tasks

  • Precision drilling with Micro-Tuff No 47 geometry
  • Durable M.A. Ford construction for extended tool life
  • Twister flute design improves chip evacuation
  • California Prop 65 chemical warning applies to this item
  • Manufacturer direct shipping on orders over $75

M.A. Ford Twister Micro-Tuff Drill No 47

The M.A. Ford Twister Micro-Tuff Drill No 47 is a precision cutting tool designed for demanding machining applications. It serves engineers and machinists who require accurate hole-making in tough materials. The drill carries the manufacturer part number 30507850 for clear identification. This accessory integrates with standard power tool systems for professional use.

Replacing worn micro drills in high-precision work

This drill replaces dull or damaged micro drills when hole quality and dimensional accuracy begin to suffer. The upgrade is justified when tighter tolerances or longer tool life become necessary for the job. Users should consider the change when existing tooling fails to meet finish requirements. The switch supports consistent performance in repetitive production tasks.

Suited for precision machining in controlled

This drill suits professionals performing micro-drilling operations where reliability and repeatability are critical. It is not intended for buyers who need larger diameter tooling or general-purpose drilling accessories. The product carries a California Proposition 65 warning regarding chemicals known to cause cancer and reproductive harm. Buyers requiring tools without such regulatory notices should evaluate alternative options.

How it compares

Measured against everything we stock in Bits, Hole Saws & Accessory Kits, at today’s prices. Recalculated every night.

Price $12.99
Cheaper than about 82% of the 5,493 comparable items (median $27.99).

Specifications

Product
Brand nameM.A. FORD

Questions about this item

What size chuck or collet does the No 47 Twister Micro-Tuff Drill require for mounting?

The No 47 Twister Micro-Tuff Drill is a micro-sized drill bit; it fits standard drill chucks or collets that accept its shank diameter, typically a precision collet or 3-jaw chuck for small diameters.

What is the correct installation step to avoid breaking the No 47 drill during setup?

Secure the workpiece firmly, use low RPM with steady feed pressure, and apply cutting fluid; the most common error is excessive speed or lateral force that snaps the micro drill.

When should the No 47 Twister Micro-Tuff Drill be replaced during regular use?

Replace the drill when the cutting edges show wear, chipping, or when hole quality degrades; micro drills dull faster than larger bits, so inspect frequently during high-volume drilling.

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