Main Features: ● Seven sizes: 1/8 inch， 9/64 inch， 5/32 inch， 11/64 inch， 3/16 inch， 13/64 inch， 7/32 inch.
● Drilling length can be adjusted by loosening and tightening the set screw.
● The hex design is easy to discharge the sawdust.
● The head of the drill is high-speed steel， the black part is carbon steel.
● Perfect for the bench drill， hand drill， etc. Package weight: 0.208 kg
Package Size(L x W x H): 9.00 x 2.00 x 10.50 cm / 3.54 x 0.79 x 4.13 inches Package Contents: 7 x Wood Drill， 1 x Hex Wrench