1.
Cross recessed hexagon bolts with indentation
GB/T29.2-1988十字槽凹穴六角头螺栓
2.
Cross recessed hexagon bolt with indentation and plain washer assemblies
GB/T9074.11-1988十字槽凹穴六角头螺栓和平垫圈组合件
3.
Cross recessed hexagon bolt with indentation and single coil spring lock washer assemblies
GB/T9074.12-1988十字槽凹穴六角头螺栓和弹簧垫圈组合件
4.
" Cross recessed hexagon bolt with indentation, single coil lock washer and plain washer assemblies"
"GB/T9074.13-1988十字槽凹穴六角头螺栓,弹簧垫圈和平垫圈组合件"
5.
Cross recessed hexagon head tapping screws with indentation
GB/T9456-1988十字槽凹穴六角自攻螺钉
6.
Cross recessed hexagon head tapping screw with indentation and large plain washer assemblies
GB/T9074.21-1988十字槽凹穴六角头自攻螺钉和大垫圈组合件
7.
Cross recessed hexagon head tapping screw with indentation and plain washer assemblies
GB/T9074.20-1988十字槽凹穴六角头自攻螺钉和平垫圈组合件
8.
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
9.
counterbore for hexagon socket head bolt
内六角头螺栓埋头孔
10.
Hexagon head bolts-Product grade C
GB/T5780-1986六角头螺栓--C级
11.
Cross recessed pan head screws
GB/T818-1985十字槽盘头螺钉
12.
Cross recessed countersunk head screws
GB/T819-1985十字槽沉头螺钉
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-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
15.
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
16.
" Bolts, small hexagon head with fit neck and hole through the shank"
GB/T24-1976小六角头螺杆带孔导颈螺栓
17.
" Bolts, small hexagon head with hole through the shank"
GB/T23-1976小六角头螺杆带孔螺栓
18.
Hexagon bolts with split pin hole on shank--Product grade A and B
GB/T31.1-1988六角头螺杆带孔螺栓A和B级