Product info

Ground bit ID (mm)72
Ground bit ID (inch)2 ⅞
Ground bit OD (mm)110
Ground bit OD (inch)4.331
Buttons (center) (No.) (mm)4 x 9
Buttons (gauge) (No.) (mm)8 x 9
Drill through button bitsHTG 38C70DRB, 38R70AGB
Product number05-772-110-1452