Fastener Products

AMD Drill Bit　AMD-D／AMD

  • Because the drilling is carried out in a rotating way, it will not cause pressure on the extrusion cement board.
  • Special cutting edge shape that reduces peeling (damage) during penetration.

For extrusion cement board

AMD-D

Open chart in PDF

Diameter AMD
Unit：mm
Full length Working length
3.2 90 42
4.0 95 35
5.0 95 35
6.0 100 35
7.5 110 70
8.0 110 70
AMD

Open chart in PDF

Diameter AMD
Unit：mm
Full length Working length
9.0 120 70
11.0 120 70
12.0 120 70
13.5 120 70
15.0 120 70

Shank shape and chuck size

Diameter Shank shape Chuck size
3.2〜8.0mm Hex Shank (across flat width 6.35mm) ―
9.0mm Straight shank with ribs ―
11.0mm〜12.0mm Anti-slip shank / 3 chamfers ―
13.5〜15.0mm Anti-slip reduced shank / 3 chamfers 10mm