HHIP 2.5" V-Block, 3/8 Edge & Center Finder & 4 Piece Center Drills

HHIP 25 X 275 X 2 VBlock, 38 Edge Center Finder 4 Piece Center Drills Set The vblocks have stepped groove construction with centered 90degrees V groove included clamps These vblocks are parallel and square with all surfaces within 00003 and they are case hardened and ground The vblock's round capacity is 2 and the square capacity is 1716 The edge center finder is also hardened and ground all over This finder accurately locates the starting point for all types of machine work and jig boring The finder has an accuracy of 0002 and the tip diameter is 0200 The center drills are plain style and are high speed steel and ground The drills are used for centering work ends, where the work piece is to be revolved on machine centers The 60degrees countersink angle on these drills fits all standard centers Drill Size 1 Body Diameter 18, Drill Diameter 364, Overall Length 1 14 Drill Size 2 Body Diameter 316, Drill Diameter 564, Overall Length 1 78 Drill Size 3 Body Diameter 14, Drill Diameter 764, Overall Length 2 Drill Size 4 Body Diameter 516, Drill Diameter 18, Overall Length 2 18