wedge bit

wedge bit

[′wej ‚bit]
(design engineering)
A tapered-nose noncoring bit, used to ream out the borehole alongside the steel deflecting wedge in hole-deflection operations. Also known as bull-nose bit; wedge reaming bit; wedging bit.
References in periodicals archive ?
My molars crush the remains of the boiled sweet, wedge bits in crevasses and I play at them with the tip of my tongue.
4 - This graph reveals the specific energy required for varying width-to-depth ratios for wedge bits in limestone.