Definition

1. Noun:
   • Drill bit: A cutting tool used to create cylindrical holes, typically in materials like wood, metal, or masonry. It is the removable, replaceable part of a drill that does the actual cutting or boring.

Usage Examples

• Noun:
  • Lưỡi khoan này quá cùn để khoan vào bê tông. (This drill bit is too dull to drill into concrete.)
  • Anh ấy cần thay một lưỡi khoan mới cho máy khoan. (He needs to replace the drill bit for the power drill.)
  • Hãy chọn lưỡi khoan có kích thước phù hợp với lỗ bạn cần. (Choose a drill bit with the size suitable for the hole you need.)

Advanced Usage

• Technical Context: In technical manuals or hardware stores, "lưỡi khoan" is a standard term for the consumable cutting part of a drilling tool.
  • Bộ sưu tập lưỡi khoan của anh ấy bao gồm nhiều loại cho các vật liệu khác nhau. (His collection of drill bits includes many types for different materials.)

Variants and Related Words

• Mũi khoan: Another common term for "drill bit" in Vietnamese, often used interchangeably with "lưỡi khoan."
• Khoan (verb): To drill.
• Máy khoan (noun): Drill (the machine/tool).

Synonyms

• Bit: The direct English equivalent, often used in technical contexts (e.g., "drill bit").
• Drill head: A less common synonym.

Related Phrases (if applicable)

• Thay lưỡi khoan: To change/replace the drill bit.
  • Bạn nên học cách thay lưỡi khoan an toàn. (You should learn how to change a drill bit safely.)
• Lưỡi khoan xoắn: Twist drill bit (a specific common type).
  • Lưỡi khoan xoắn thường dùng để khoan gỗ và kim loại. (A twist drill bit is commonly used for drilling wood and metal.)

noun

1. bit