Intro
When you are working on a renovation, repair, or DIY project, the right cutting blade can make all the difference. Oscillating multi-tools have become a staple in toolboxes everywhere because they can sand, scrape, grind, and cut through a surprising range of materials with just a quick blade change. But the tool is only as good as the blade you fit onto it. Whether you are trimming door frames to lay new flooring, cutting out a section of damaged drywall, or slicing through PVC pipes during a plumbing job, you need a blade that stays sharp, tracks straight, and does not wander off your cut line. A quality blade set also saves you money in the long run — cheap blades wear out fast, forcing you to swap them mid-job and risk burning through your material or your patience. Investing in durable, well-designed oscillating blades means cleaner cuts, less vibration, and a finish you can be proud of. The right blade turns a good multi-tool into a great one.
Generalities
Oscillating tool blades come in a dizzying variety of shapes, tooth patterns, and materials — and picking the wrong one can turn a simple cut into a frustrating struggle. When shopping for blades, the first thing to check is compatibility: most blades use a universal open-back or star-pattern mount that fits 90% of multi-tools on the market, including popular brands like Dremel, DeWalt, Milwaukee, Bosch, and Makita. Next, look at the tooth design. Standard bi-metal blades work fine for soft wood and plastics, but if you regularly cut hardwood, PVC, or drywall, Japanese-style teeth with a triple-ground edge will cut noticeably faster and cleaner. The blade shape matters too — straight blades excel at plunge cuts, while fan-shaped or wide blades are better for long, straight cuts where you need to follow a line. Finally, consider the value: buying blades in multi-packs almost always works out cheaper per blade than singles, and having spares on hand means you never have to stop mid-project because a blade has gone dull.
In this review, we take a close look at a 10-piece oscillating blade set from Arrow, a brand with decades of experience in fastening and cutting tools. We examine the blade material, tooth design, cut quality, compatibility with common multi-tools, and overall value for money. Whether you are a professional tradesperson who burns through blades weekly or a weekend DIYer tackling home improvements, this review will help you decide if this blade set deserves a spot in your tool bag.
Description
The Arrow OSC105-10 is a set of 10 oscillating multi-tool blades, each measuring 63 mm across the cutting edge. They are built from triple-ground high-carbon alloy steel and feature a Japanese-style tooth pattern with 10 teeth per blade. Arrow claims these teeth deliver cuts up to twice as fast as their standard bi-metal blades — a bold promise backed by the aggressive tooth geometry and the harder steel formulation. Each blade is just 0.5 mm thick, which keeps the kerf narrow and reduces material waste. The blades come in a distinctive blue and brass finish and are designed primarily for hardwood, PVC, and drywall applications. They are not rated for metal cutting, so keep them away from nails, screws, and steel pipe.
What sets these blades apart from standard offerings is the extra-wide fan-shaped profile. Unlike narrow plunge-cut blades that are best for confined spaces, the wide body of the OSC105-10 gives you a longer, straighter cutting edge — ideal when you need to follow a pencil line across a door casing or slice through a section of PVC pipe without the blade wandering off course. The universal open-back mount means these blades click straight onto virtually any oscillating multi-tool on the market, including models from Dremel, Milwaukee, DeWalt, Bosch, Fein, and Ridgid. No special adapters needed. The 10-tooth Japanese pattern also produces less chatter and vibration than coarse-tooth alternatives, which translates to a smoother finish and less fatigue on your hands.
In everyday use, the OSC105-10 blades shine brightest on long, straight cuts. If you are undercutting door jambs to slide new flooring underneath, the wide blade stays flat against the floor and gives you a clean, level cut. When cutting out sections of drywall for electrical boxes or access panels, the thin kerf produces minimal dust and leaves a neat edge that needs very little cleanup. PVC pipe work is another strong suit — the fine teeth bite into plastic without grabbing or chattering the way coarser blades sometimes do. The blades are also useful for cutting hardwood flooring planks and trimming skirting boards. Changing blades takes seconds thanks to the tool-free quick-release mechanism found on most modern multi-tools.
Arrow packages these blades as a 10-pack, which is a practical quantity for anyone who uses an oscillating tool regularly. You get enough blades to spread across several projects without having to reorder after every job. The set does not include a storage case or blade organiser — they arrive in simple retail packaging — so you will want to have a dedicated spot in your toolbox or drawer to keep them protected and organised. No additional accessories such as sanding pads or scrapers are included; this is purely a cutting blade set. The blue and brass colour scheme makes them easy to spot among other blades in a crowded tool bag, which is a small but genuinely useful detail when you are working fast.
Each blade measures 63 mm across and 0.5 mm thick, with a standard universal shank that fits the vast majority of oscillating multi-tools. The pack weighs roughly 120 g — light enough that you will not notice it tucked into a tool bag. Arrow Fastener backs these blades with their standard warranty; check with your retailer for specific terms in your region. It is worth noting that at the time of writing, this product holds a rating of 2.0 out of 5 stars based on just 1 customer review — an extremely small sample size that makes the rating statistically unreliable. Prospective buyers should look beyond the single review and evaluate the blades based on Arrow's broader reputation and the specifications on paper, which suggest a well-engineered cutting accessory. Priced at €62.14, this 10-pack works out to about €6.21 per blade, which is competitive for Japanese-tooth high-carbon steel blades in this size class.
Pros and cons
Pros
- Japanese-style triple-ground teeth cut up to twice as fast as standard bi-metal blades — you spend less time on each cut and get a noticeably cleaner finish.
- Universal open-back mount fits virtually every oscillating multi-tool on the market, including Dremel, DeWalt, Milwaukee, Bosch, Fein, and Makita — no adapters or modifications needed.
- Extra-wide fan-shaped blade profile excels at long, straight cuts — ideal for undercutting door frames, trimming skirting boards, and slicing through PVC pipe with minimal blade wander.
- Thin 0.5 mm kerf produces less material waste, less dust, and a neater cut edge than thicker blades, especially noticeable when cutting drywall or hardwood.
- 10-blade pack offers solid value at roughly €6.21 per blade — a competitive price for Japanese-tooth high-carbon steel blades that keeps you stocked across multiple projects.
- High-carbon alloy steel construction holds an edge longer than standard carbon steel, meaning fewer blade changes mid-job and more consistent cutting performance over the life of each blade.
- Works effectively on three common job-site materials — hardwood, PVC, and drywall — covering the majority of cuts most tradespeople and DIYers need to make with an oscillating tool.
Cons
- Cannot cut metal — nails, screws, and steel pipe are off limits, so you will need to keep a separate bi-metal blade handy for jobs where you might encounter hidden fasteners.
- Only one customer review available at time of writing, making the 2.0 out of 5 star rating statistically meaningless — buyers must rely on specifications and brand reputation rather than real-world feedback.
- No storage case or blade organiser included — the blades arrive in simple retail packaging, so you will need to provide your own storage solution to keep edges protected.
- The wide fan shape, while excellent for straight cuts, is less manoeuvrable in tight corners and confined spaces compared to narrower plunge-cut blades — not the best choice for detail work in cramped areas.
- At €62.14 for a 10-pack, the upfront cost may feel steep for casual DIYers who only use their oscillating tool a handful of times per year, even though the per-blade price is fair.
Use cases
The Arrow OSC105-10 blade set is best suited for tradespeople and serious DIYers who regularly cut hardwood, PVC, and drywall with an oscillating multi-tool and value fast, straight cuts over tight-space manoeuvrability.
Undercutting Door Frames for Flooring
When installing new laminate, vinyl, or hardwood flooring, you need to undercut door casings so the planks slide neatly underneath. The extra-wide 63 mm blade sits flat against the floor and cuts a perfectly level line through the door frame in seconds. The fine Japanese teeth leave a smooth edge that needs no sanding before you lay the flooring.
Cutting PVC Pipes in Tight Spots
Plumbers and bathroom fitters often need to cut PVC waste pipes flush against a wall or inside a cabinet where a hacksaw cannot reach. The OSC105-10 blade slices through PVC cleanly without grabbing or melting the plastic, and the wide profile helps you follow a straight cut line even when working in an awkward position.
Drywall Cutouts for Electrical Boxes
Making precise rectangular cutouts in drywall for sockets, switches, and junction boxes is one of the most common oscillating tool tasks. The thin 0.5 mm kerf of these blades creates minimal dust and leaves crisp edges that do not require excessive filling or sanding afterwards. The straight cutting edge helps you stay on your marked lines.
Trimming Skirting Boards and Architrave
When removing old skirting or architrave, an oscillating tool lets you cut through caulk, paint, and any hidden nails along the top edge before prying the board off — this prevents wall damage. The Arrow blade's wide cutting surface makes this a quick job with a clean separation line, saving you from patching torn plaster later.
Precision Cuts in Hardwood Flooring
Cutting hardwood planks to length or making notches around door frames and radiator pipes demands a blade that tracks straight and does not burn the wood. The Japanese-tooth geometry on these blades slices through oak, maple, and engineered hardwood with noticeably less resistance than standard blades, producing a clean edge that is ready for fitting.