1.
counterbore for hexagon socket head bolt
内六角头螺栓埋头孔
2.
Hexagon head tapping screws
GB/T5285-1985六角头自攻螺钉
3.
Hexagon head wood screws
GB/T102-1986六角头木螺钉
4.
Hexagon head bolts-Product grade C
GB/T5780-1986六角头螺栓--C级
5.
hexagonal safety set screw
六角头安全固定螺钉
6.
Fasteners--Counterbores for hexagon bolts and nuts
GB/T152.4-1988紧固件六角头螺栓和六角螺母用沉孔
7.
Hexagon bolts with wire holes on head--Reduced shank--Product grade B
GB/T32.2-1988六角头头部带孔螺栓细杆B级
8.
" Bolts, small hexagon head with fit neck and holes through the head"
GB/T26-1976小六角头头部带孔导颈螺栓
9.
Hexagon bolts with wire holes on head--Product grade A and B
GB/T32.1-1988六角头头部带孔螺栓A和B级
10.
Hexagon bolts with slot on head--Product grade A and B
GB/T29.1-1988六角头头部带槽螺栓A和B级
11.
" Bolts, small hexagon head with holes through the head"
GB/T25-1976小六角头头部带孔螺栓
12.
Cross recessed hexagon bolts with indentation
GB/T29.2-1988十字槽凹穴六角头螺栓
13.
Hexagon head bolts-Full thread-Product grade C
GB/T5781-1986六角头螺栓--全螺纹--C级
14.
Hexagon head bolts-Reduced shank-Product grade B
GB/T5784-1986六角头螺栓--细杆B级
15.
Hexagon head bolts-Fine pitch thread-Product grades A and B
GB/T5785-1986六角头螺栓--细牙--A和B级
16.
Hexagon head bolts-Fine pitch thread-Full thread-Product grades A and B
GB/T5786-1986六角头螺栓--细牙--全螺纹--A和B级
17.
Hexagon head bolts-Full thread-Product grades A and B
GB/T5783-1986六角头螺栓--全螺纹A和B级
18.
"We used to get sixty cents a day; in the spring it was cut down to fifty cents;
“六角一天的工钱，今年春头减了一角；