Precise 2-3-4 Precision Set Up Blocks, 23 Hole  (Pair)

Dimensions: 

Overall Length 3"
Product Width 2"
Product Height 4"

Heat-treated above 48 Rockwell "C".
Cross drilling design for extra strength for minimum weight.
Tapped holes are provided for clamping operations.
.0001" to .0003" over allowance for nominal tapping squareness of all sides are within .0001" per inch.

• Precision ground and hardened on all sides
• Ideal for mounting work for precision, grinding and layout
• 2 pieces per set