HHIP 2.50 X 1.73 X 2.76 INCH V-BLOCK & CLAMP SET (3402-0954) Vee Capacity 1-1/2" | Dimension (W x H x L) 1-3/4 x2-1/2 x2-3/4" Clamps are included. 90 V groove accuracy are central, parallel and square with all surfaces within 0.0003". Supplied in matched pair. Case is hardened and ground. | Clamps are included