VMBQRTI 15 Pcs Precision Setup Blocks, 4 Inch Aluminum Height Gauge Set, High-Accuracy Router Table & Saw Setup Bars for Woodworking, Laser-Engraved Measurements (Blue) Material: Aluminum Alloy Color: Blue Each gauge block is machined to within 0.001 inch. Exact size of each block (15 total): 1/16inch, 3/32 inch, 1/8 inch, 5/32 inch, 3/16 inch, 7/32 inch, 1/4 inch, 5/16 inch, 3/8 inch, 7/16 inch, 15/32 inch, 1/2 inch, 23/32 inch, 3/4 inch, 1x2x3 inch.
