Manual precision carbon steel hand drills:

Model NO:HJ-80

Specifications

Size: 1/4" or 3/8"; 
Drill clamping range: 0.6-6mm (1/4") or 1.5-10mm (3/8"); 
Length: 305mm; 
Material: 45# carbon steel; 
Usage: Wood drill. 
Weight: about 1kg.