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Silver twist drill bit with two flutes and a pointed tip, size 21

M.A. Ford

M.A. Ford Twister GP 3X Drill No 21 20615900

SKU CH-BCA6-6PT0M

A No. 21 Twister GP 3X drill bit for power and pneumatic tools, new and supplied by M.A. Ford

  • Precision drilling with No 21 size
  • Twister GP 3X series for efficient cutting
  • M.A. Ford quality construction
  • California Prop 65 chemical warning applies
  • Manufacturer direct item number 20615900

M.A. Ford Twister GP 3X Drill No 21

The M.A. Ford Twister GP 3X Drill No 21 is a power tool accessory manufactured by M.A. FORD. It is supplied new and carries the manufacturer part number 20615900. This drill bit is designed for use with compatible power and pneumatic tools.

Suited for general drilling tasks

This accessory fits users who have a power or pneumatic tool that accepts a No 21 drill bit. Buyers who need a different bit size or a specialised coating for specific materials should look at alternative options. The product includes a California Proposition 65 warning regarding chemicals known to cause cancer and reproductive harm.

Confirm tool chuck compatibility

Before ordering, verify that your tool's chuck or collet accepts a No 21 shank. Review the Proposition 65 notice to ensure the chemical warning aligns with your workplace safety policies. Orders valued at 75 or more ship free directly from the manufacturer.

How it compares

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

Price $17.99
Cheaper than about 68% of the 5,493 comparable items (median $27.99).

Specifications

Product
Brand nameM.A. FORD

Questions about this item

Which power-tool chuck size is required to hold the 20615900 Twister GP 3X Drill No 21?

A standard drill chuck that accepts the shank diameter matching the No 21 designation will secure the bit for use in any compatible corded or cordless drill.

Can the Twister GP 3X Drill No 21 be used in an older variable-speed drill without damaging the tool?

Yes, the bit is designed for conventional rotary drilling and will operate normally in legacy variable-speed drills when run within the drill's rated speed range.

How can I verify the 20615900 Twister GP 3X Drill No 21 is cutting correctly after installation?

The bit should produce clean, round holes with consistent chip evacuation and no excessive vibration or burning when fed at the recommended pressure.

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