The Makita DHS710ZJ 185mm LXT Twin Circular Saw has a compact and lightweight design with a rear dust exhaust port. Durable but lightweight magnesium die-cast blade case and safety cover. The blower function to clear wood dust from cutting line and it offers the same depth of cut as HS7100 (67mm). The saw is powered by 2 x 18V Li-ion batteries in series to supply energy to the powerful 36V DC motor drive system. Comes as a Bare Unit, No Battery or Charger. Specification: No Load Speed: 4,600/min. Blade: 190 x 20mm Bore Max Cut: @0º 66mm, @45º 49mm & @50º 44mm Weight: 4.7kg