All trepan synonyms

noun trepan

• awl — a pointed hand tool with a fluted blade used for piercing wood, leather, etc
• borer — a machine or hand tool for boring holes
• corkscrew — A corkscrew is a device for pulling corks out of bottles.
• countersink — to enlarge the upper part of (a hole) in timber, metal, etc, so that the head of a bolt or screw can be sunk below the surface
• dibble — a small hand tool used to make holes in the ground for planting or transplanting bulbs, seeds, or roots
• gimlet — a small tool for boring holes, consisting of a shaft with a pointed screw at one end and a handle perpendicular to the shaft at the other.
• drill — a large, baboonlike monkey, Mandrillus leucophaeus, of western Africa, similar to the related mandrill but smaller and less brightly colored: now endangered.
• jackhammer — a portable drill operated by compressed air and used to drill rock, break up pavement, etc.
• wimble — a device used especially in mining for extracting the rubbish from a bored hole.