Kreg Jig® HD
For use with minimum 38mm (1-1/2″) materials, the Kreg Jig® HD is optimised for larger, outdoor projects. Works with K3 and K4 jigs. Provides 50% stronger joints than standard. Kit includes HD drill guide, stop block, 12.7mm (1/2″) dia HD stepped bit, HD stop collar, hex key, and 152mm (6″) HD driver bit-starter screw set.