1. A bit or drill having deep helical grooves
   - twist drill

Derived forms: twist bits

Type of: bit

• Sphyrapicus varius ruber
• Sphyrna
• Sphyrna tiburo
• Sphyrna tudes
• Sphyrna zygaena
• Sphyrnidae
• spic
• spic-and-span
• spica
• spicate
• spiccato
• spiccato bowing
• spice
• spice cake
• spice cookie
• Spice Islands
• spice rack
• spice tree
• spice up
• spice-scented
• spiceberry
• spicebush
• spicemill
• spicery
• spicily