Button bit DHD2020-02-03T11:32:16+01:00 Project Description Button bit DHD Button bit for DTH hammer DHD DHD 3.5 Minimum Hole Size: 89 mm; Number of Splines: 8; Length of Shank “L”: 181 mm; Martello Mincon 3″ Martello Mincon 3.5″ DHD 340 Minimum Hole Size: 102 mm; Number of Splines: 8; Length of Shank ”L”: 209 mm; Martello Mincon 4″ DHD 350 Minimum Hole Size: 127 mm; Number of Splines: 8; Length of Shank ”L”: 261 mm; Martello Mincon 5″ DHD 360 Minimum Hole Size: 152 mm; Number of Splines: 8; Length of Shank ”L”: 308 mm; Martello Mincon 6″ DHD 380 Minimum Hole Size: 200 mm; Number of Splines: 8; Length of Shank ”L”: 350 mm; Martello Mincon 8″ Button bit DHD Share this article FacebookTwitterLinkedInRedditWhatsappTumblrPinterestVkEmail