"Heat treated carbon steel for strength suitable for all hand and power drills contains all popular sizes of countersink bits suitable for hardness lower material, such as wood 5 flutes chamfering device drill bit shank: 1/4 hex material: hss surface treatment: titanium quantity: 1 set 3 pieces (1119mm).
Package includes: 1 set chamfering device drill bit(3 pieces)."
Package includes: 1 set chamfering device drill bit(3 pieces)."