Channel Forming Block

Made of smoothly finished hardwood, this U-Channel Hardwood Block includes six hammer punches with corresponding head diameters to work with the six u-channels in the block. Widths of U-channels and hammer punches measure: 25, 22, 18, 16, 13.5 and 11mm. On the reverse side is a 90° V-groove which is perfect for forming angles. Width of v-groove is 10mm.