6pcs wood square hole drill bits sets with square shell
6pcs sizes:6.4mm,8mm,9.5mm,12.7mm,14mm,16mm.
7pcs sizes:6.4mm,8mm,9.5mm,10mm,12.7mm,14mm,16mm.
sets: 6pcs square hole drill bits set
7pcs square hole drill bits set.
Packing: pvc bag, or box
Material: 45# carbon steel, sandblasted surface
Packing size: 2.5mm*10mm*22mm
Weight: 6-piece set 1094 grams, 7-piece set 1261 grams
Application: For wood square groove