| Item No. |
List price
(¥) |
Width Across Flats
(mm) |
Length
(mm) |
Weight
(g) |
Inner Box |
JAN Code |
| RG-17×21N-S |
4,750 |
17×21 |
310 |
470 |
6 |
376350 |
| Item No. |
Head Outside Diameter
D
(mm) |
Socket Diameter(mm) |
Head Thickness T
(mm) |
Socket Length(mm) |
Guaranteed Torque (N・m) |
| d1 |
d2 |
ℓ1 |
ℓ2 |
Small |
Large |
| RG-17×21N-S |
41.0 |
23.5 |
28.5 |
18.0 |
16.0 |
16.0 |
308.9 |
426.6 |
*JAN Codes are shown by 6 digits numbers which removed as maker code (4975180).
*The price is for each unit.

Use
- Suitable for assembling scaffold or concrete formwork.
- For scaffolders, farmers, and DIY.
Caution
- Chose proper size which suits to the size of bolt and nut.
- DO NOT extend the handle by inserting a pipe.
- Please DO NOT use this item as a hammer.
- Connect to safety code for fall prevention to use at height.
- DO NOT use for purposes other than as hand tool.