JS1670 electric shear is a double insulated shear machine suitable for cutting mild steel, hard steel, stainless steel and aluminum materials. The minimum cutting radius is 30 mm and the maximum cutting length is 306 mm.
This manual covers important safety instructions for the Makita JS1670 Straight Shear, including keeping the work area clean, avoiding damp conditions, and using proper personal protective equipment. It also explains how to start and stop the tool, lubrication requirements, and recommended accessories.
Operational guidance includes setting the slide switch to ON, positioning the side blades, and cutting techniques for various materials. Maintenance sections describe brush replacement, blade service life, and the need for authorized service centers. A warranty statement and parts list are also included.
| Maximum cutting capacity – mild steel | 1.0 mm |
|---|---|
| Maximum cutting capacity – hard steel | 0.7 mm |
| Maximum cutting capacity – stainless steel | 0.7 mm |
| Maximum cutting capacity – aluminum | 1.5 mm |
Read all instructions, keep the work area clean, avoid damp or wet locations, keep children away, wear safety glasses and appropriate clothing, and use a polarized plug correctly.
Replace the carbon brushes when they wear down to the limit mark, and replace both brushes at the same time using identical Makita replacement parts.