Challenge Precision 10"x14" Duplex Bench Blocks

picture
Part Number Tolerances
DB-101402C-1 Precision ground on both sides
Flat withing .0005" overall
DB-101402C-2 Precision ground on both sides
One side smooth, one side 1/16"x1/16" lapping grooves ½" apart
Flat to within .0005" overall
DB-101402C-3 Precision ground on both sides
Both sides contain 1/16"x1/16" lapping grooves ½" apart
Flat to within .0005" overall
Special Order Hand scraped to within .0002" overall


Approximate shipping weight: 50 lbs / 23 kb