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Land and Land width of the twist drill bits

Land is the outer portion of the body between two adjacent flutes of the twist drill bits.Land width is the distance between the leading edge and heel of the land, measured at a right angle to the lea ...

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Flute of the twist drill bits

Flute of the twist drill bitsGroove cut in the body of drills to provide cutting surfaces, permit removal of chips and allow cutting fluid to reach cutting surfaces.

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Feeds for drilling with the twist drill bits

FeedsFeed rates for drilling are determined by the drill diameter, machinability of materials and depth of the desired hole. Small drills, harder materials and deeper holes require additional cosidera ...

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Chip removal of the twist drill bits

Chip removal of the twist drill bitsThe ability of a drill to pull material that has been cut away from the point, up the flutes and out of the hole when drilling with the twist drill bits.

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