Band Saw Buying Guide: Throat Depth, Blade Selection & Best Uses

Why a Band Saw
A band saw uses a continuous loop blade running over two (or three) wheels to cut wood, metal, or plastic. The thin blade removes minimal material (narrow kerf), wastes less wood than a table saw, and can cut curves, straight lines, and thick stock with equal ease. Many experienced woodworkers consider the band saw the single most important tool in the shop — more versatile than a table saw and significantly safer.
The band saw excels at tasks no other tool handles well: resawing thick lumber into thinner boards (turning a 4-inch-thick plank into multiple 1/4-inch boards), cutting curves and irregular shapes, cutting tenons and joinery, ripping rough lumber that would be dangerous on a table saw, and cutting logs or slabs for woodturning blanks.
Key Specifications
Throat depth: The distance from the blade to the vertical frame (the "throat"). This determines the maximum width of material you can cut. A 14-inch band saw has approximately 13.5 inches of throat depth. The 14-inch band saw is the standard for serious hobbyists and small professional shops — it handles most woodworking tasks. Larger 17-inch and 18-inch saws offer more capacity for wider stock.
Resaw capacity: The maximum height of material that can pass under the blade guides. This determines how thick a piece of wood you can slice. A standard 14-inch band saw resaws 6 inches. Adding a riser block (an accessory that raises the upper wheel) increases resaw capacity to 12 inches — enough to resaw most hardwood lumber. Resaw capacity is the spec that separates a basic band saw from a serious resawing machine.
Motor: Hobby saws use 3/4 to 1 HP motors. Serious woodworking saws use 1 to 1.5 HP. Heavy resawing in thick hardwoods benefits from 1.5 to 2 HP. A 1 HP motor handles most general woodworking; upgrade to 1.5 HP if you plan to resaw hardwoods frequently.
Frame: Cast iron frames are rigid and dampen vibration. Steel-welded frames are lighter and cheaper but may vibrate more. Cast iron is preferred for precision work and resawing where blade deflection must be minimized.
Blade Selection
Width: Narrow blades (1/8" to 1/4") cut tight curves. Medium blades (3/8" to 1/2") handle general-purpose cutting: moderate curves, straight ripping, and crosscutting. Wide blades (3/4" to 1") are for resawing and straight-line ripping — the wider the blade, the straighter it tracks.
TPI (teeth per inch): Low TPI (2-3) for thick, aggressive cuts in green wood and resawing. Medium TPI (4-6) for general-purpose woodworking. High TPI (10-14) for thin stock, plywood, and smooth finish cuts. The rule of thumb: at least 3 teeth should be in the material at all times. For 3/4-inch stock, a 4 TPI blade keeps 3 teeth engaged.
Tooth pattern: Regular (evenly spaced, same set) for general cuts. Skip tooth (every other tooth removed) for softer woods and aggressive cuts — the wider gullets clear sawdust efficiently. Hook tooth (similar to skip but with a positive rake angle) for fast cutting in thick stock and resawing.
Best Uses
Resawing: The band saw's signature move. Slice thick planks into thinner boards for bookmatched panels, veneers, and thin stock. A 1/2" or 3/4" blade with 2-3 TPI produces the best resaw results. Use a single-point fence (a tall, straight block of wood clamped to the table) and feed slowly.
Curve cutting: The band saw cuts curves more accurately and safely than a jigsaw. Use a 1/4" or 3/8" blade for curves. The narrower the blade, the tighter the radius it can cut (a 1/4" blade cuts approximately a 5/8" radius).
Ripping rough lumber: Rough-sawn lumber with irregular edges and hidden defects is dangerous on a table saw (the board can bind and kick back). The band saw's downward cutting action presses the workpiece against the table — there's no kickback risk.
Joinery: Cutting tenons, bridle joints, half-laps, and other joinery. The band saw's precision and thin kerf make it ideal for cutting to a line.
Frequently Asked Questions
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