21pcs hss twist drill bit set

Size(inch):
1/16",5/64",3/32",7/64",1/8",9/64",5/32",11/64",3/16",13/64",7/32",
15/64",1/4",17/64",9/32",19/64",5/16",21/64",11/32",23/64",3/8"

H2106-1 roll forged,black finished
H2106-2 edge ground,bright or black finished
H2106-3 edge ground tin coated
H2106-4 fully ground ,bright or black finished
H2106-5 fully ground,tin coated
H2106-6 cobalt drills

packing: inner: metal boxwith window then in white or color sleeve
       outer: carton

20sets/ctn
n.w./g.w.: 18/19kgs
meast: 40x25x18cm