Sound power level (LwA): 91 dB(A)

63 HRC) for soft and hard wire and piano wire

83990N 24 Pc

Alternatively: With fine file - Move file at close angle (15 º) to surface of board

76mm Self Feeding Wood Bit 2674-76 by Bordo CBN Grinding Wheel Sound power level (LwA): 91The Bordo range of Self Feeding Wood Bits are ideal for drilling large diameter holes in soft woods for plumbing and conduit penetrations and a wide variety of other applications. Features: Replaceable coarse screw points which drill quickly in dry, wet and gummy woods. 7 16 hex shanks to suit drills with 1 2 (or larger) chuck. Precision milled shank which eliminates wobble and runout. Spurs on the outside diameter cut holes cleanly and accurately.