The Makita XSS03Z is an 18V LXT 5-3/8 in. circular trim saw designed for finish carpenters and woodworkers who need a compact, lightweight saw for trim, paneling, and light framing. At 5.2 lbs. with battery, the brushed motor produces 3,600 RPM with a 2 in. cutting depth at 90° and a 0–50° bevel range. The stainless steel base plate and compact body make it easy to maneuver in tight spaces and for overhead cuts.
What is the difference between the XSS03Z and a standard 6-1/2 in. circular saw?
The XSS03Z uses a smaller 5-3/8 in. blade, making the saw more compact and lighter (5.2 lbs. vs. 7+ lbs. for a 6-1/2 in. saw). The trade-off is a 2 in. max cutting depth at 90° versus 2-1/4 in. for the 6-1/2 in. models. It is optimized for trim, cabinet work, and paneling rather than heavy framing.
Can the XSS03Z cut 2× dimensional lumber?
Yes for boards up to 2 in. thick at 90°, which includes most standard 2× lumber (actual thickness ~1-1/2 in.). For materials thicker than 2 in., use the XSS01Z, XSS02Z, or a brushless 6-1/2 in. model.
Is the XSS03Z suitable for crown molding cuts?
Yes. The 0–50° bevel range and compact blade size make the XSS03Z well-suited for trim, baseboard, crown molding, and paneling cuts. For large-profile crown molding requiring compound angles, a sliding miter saw is typically more accurate.
Where can I find replacement 5-3/8 in. blades?
Makita and third-party manufacturers offer 5-3/8 in. blades with a 5/8 in. arbor. Common options include 18T general-purpose blades, 40T finish blades, and 60T fine-finish blades. Makita part numbers A-90627 (18T) and A-90633 (40T) are common replacements.
Note on blade size: the XSS03Z is a 5-3/8 in. trim saw, not 6-1/2 in.
That is correct. The XSS series covers different blade sizes: XSS01Z and XSS02Z use 6-1/2 in. blades, while the XSS03Z is Makita's 5-3/8 in. trim saw on the 18V LXT platform. Both categories are listed together for platform compatibility.
# Makita 18V LXT 5-3/8 in. Circular Trim Saw (Tool Only) **Model:** `XSS03Z` **Brand:** Makita **Category:** Circular Saw > The Makita XSS03Z is an 18V LXT 5-3/8 in. circular trim saw designed for finish carpenters and woodworkers who need a compact, lightweight saw for trim, paneling, and light framing. At 5.2 lbs. with battery, the brushed motor produces 3,600 RPM with a 2 in. cutting depth at 90° and a 0–50° bevel range. The stainless steel base plate and compact body make it easy to maneuver in tight spaces and for overhead cuts. ## Specifications | Attribute | Value | |---|---| | Product Type | Circular Trim Saw | | Voltage | 18 | | Platform | LXT | | Blade Diameter (in.) | 5.375 | | No-Load Speed (RPM) | 3,600 | | Max Bevel Deg | 50 | | Max Depth At 90 In | 2 | | Brushless | No | | Tool Only | Yes | | Battery Included | No | | Charger Included | No | | Weight (lbs) | 5.2 | | Warranty | 3-year limited | ## What's Included - 18V LXT 5-3/8 in. circular trim saw - 5-3/8 in. carbide-tipped blade - rip fence - hex wrench Source: https://www.jaspecs.com/makita/circular-saw/xss03z-makita-18v-lxt-5-3-8-in-circular-trim-saw-tool-only/