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The CB counterbores are extensively used for recessing bolt andscrew heads. Supplied with a HSS slow spiral drill bit. Fullyadjustable, a hex key is supplied. TCT version is used for plywood,particle boards and plastics (abrasive). Use a drilling speedsonly. Not suitable for ferrous and non-ferrous metals. Whensetting-up, ensure flutes of drill are aligned with flute ofcounterbore. For replacement Twist Drills, use slow spiral type e.g501/532 to 501/012.
D=3/4 inch
D=19.1 mm
D2=1/4 inch
D2=6.35 mm

DescriptionCodePrice INC VATBasket
Trend Cb34-14tc Counterbore 1/4 Diameter X 3/4 Dc/sCB34-14TC£42.50
Trend CB34-14TC Counterbore 1/4 Diameter X 3/4 Dc/s