Quick Answer
DEWALT DW3742C 14pc T-Shank Jig Saw Blade Set

The DEWALT 14-Piece T-Shank Set (#4699) is the best overall choice for mixed-material cutting — it covers wood, metal, and specialty materials with labeled storage at a DIY-friendly price. For users who primarily cut hardwood, composite, or metal, the Diablo 10-Piece Bimetal Set (#4780) offers significantly longer blade life through bimetal construction. Contractors and tradespeople should consider the Milwaukee 15-Piece Professional Assortment (#4702) for job-site demands including fiber cement and abrasive materials.

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At a Glance

#ProductAwardPriceOur Score
1
DEWALT DW3742C 14pc T-Shank Jig Saw Blade SetDEWALT DW3742C 14pc T-Shank Jig Saw Bla…
Best Overall $18 9.2 Buy →
2
Milwaukee 49-22-1178 T-Shank 15pc Blade AssortmentMilwaukee 49-22-1178 T-Shank 15pc Blade…
Best Professional Set $22 8.5 Buy →
3
DeWalt DCS331B 20V MAX Cordless Jigsaw (Bare Tool)DeWalt DCS331B 20V MAX Cordless Jigsaw …
$135 Buy →

Showing 3 of 3 products

Our Top Pick
DEWALT DW3742C 14pc T-Shank Jig Saw Blade Set

DEWALT DW3742C 14pc T-Shank Jig Saw Blade Set

$18
at Amazon
Best for: General contractors and DIYers who cut both wood and metal with one set

“DeWalt's 14-piece set is the best bang-for-buck option if you cut mixed materials. You get dedicated wood blades and metal blades in one organized case — everything you need for 90% of jigsaw jobs.”

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What we like

  • 14-piece comprehensive set covers wood and metal
  • Storage case with blade-by-blade organization
  • Mix of HCS and BIM blades for versatility
  • DEWALT quality at a fair price

Watch out for

  • Metal cutting blades not as long-lasting as dedicated HSS
  • Case can be stiff to open initially
See Today’s Price →
Read Full Analysis

The DEWALT DW3742C 14-Piece T-Shank Jig Saw Blade Set is the benchmark kit for general-purpose jigsaw cutting. It covers the full range of common cutting tasks: coarse wood for demo and rough cuts, fine wood for trim and furniture, bi-metal for sheet metal and conduit, and specialty blades for PVC and laminate. The storage case organizes blades with labels identifying each blade type — no hunting for the right blade mid-project. T-shank compatibility means these blades fit virtually all modern jigsaw brands (Bosch, Makita, Milwaukee, DeWalt, Ryobi all use T-shank). At this price for 14 blades, it's the most cost-effective starter set and the one most professional tradespeople recommend to DIYers.

  • 14-piece comprehensive set — wood, metal, and specialty blades
  • Organized storage case with blade identification labels
  • T-shank fits virtually all modern jigsaws
  • DEWALT quality at a DIY-friendly price

Full Specs & Measurements
ShankT-Shank
MaterialHCS and BIM mix
Tpi Range6-24 TPI
Blade Count14
Includes CaseTrue
Also Excellent
Milwaukee 49-22-1178 T-Shank 15pc Blade Assortment

Milwaukee 49-22-1178 T-Shank 15pc Blade Assortment

$22
at Amazon
Best for: Electricians and contractors who need a comprehensive job-site blade kit

“Milwaukee's 15-piece assortment is the professional's go-to. Built to the same standard as Milwaukee's hand tools, these blades survive job-site abuse that would ruin budget alternatives.”

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What we like

  • 15-piece set covers virtually every cutting need
  • Milwaukee's proprietary Cobalt-enhanced steel
  • Compatible with all T-shank jigsaws
  • Professional trade quality

Watch out for

  • Higher price than consumer sets
  • Some blades in the assortment are single-use-quality
See Today’s Price →
Read Full Analysis

The Milwaukee 49-22-1178 T-Shank 15-Piece Blade Assortment is the professional job-site kit built to Milwaukee's tool durability standards. Milwaukee's proprietary blade technology includes carbide-enhanced teeth on select blades in the assortment for cutting fiber cement, hardboard, and abrasive materials that destroy standard blades quickly. 15 blades in a compact organizer covers every cutting scenario an electrician, plumber, or contractor encounters. Higher per-blade cost reflects the professional-grade construction and the Milwaukee system ecosystem — if you're already running Milwaukee cordless tools, these blades are the natural pairing. The blade assortment is designed to cover demanding job-site use, not casual DIY — every blade type has earned its place in the kit.

  • 15-piece professional assortment for job-site coverage
  • Carbide-enhanced blades for fiber cement and abrasive materials
  • Milwaukee quality — built to the same standard as their power tools
  • Best for contractors and tradespeople on demanding cuts

Full Specs & Measurements
AsinB07ZS1PHG8
ColorWhite
Model45242180967
ShankT-Shank
MaterialBIM Cobalt-enhanced
Set Name15-Pack
Tpi Range6-24 TPI
Brand NameHengulus
Style NameModern
Unit Count3.00 Count
Blade Count15
Item Weight0.08 Kilograms
Part NumberHengulus
ApplicationsWood, metal, multi-material
ManufacturerMilwaukee
Material TypeAlloy Steel
Number Of Teeth24
Best Sellers Rank#244,505 in Tools & Home Improvement (See Top 100 in Tools & Home Improvement) #134 in Jig Saw Blades
Compatible MaterialMetal
Worth Considering
DeWalt DCS331B 20V MAX Cordless Jigsaw (Bare Tool)

DeWalt DCS331B 20V MAX Cordless Jigsaw (Bare Tool)

$135
at Amazon
Best for: Budget cordless buyers who want a reliable jigsaw under $100

“The DCS331B is the original DeWalt cordless jigsaw — brushed motor but proven reliable. Good enough for most DIY applications at a significantly lower price than the DCS334B.”

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What we like

  • Under $100 bare tool price
  • Compatible with all DeWalt 20V MAX batteries
  • 2,500 SPM variable speed
  • Keyless blade change

Watch out for

  • Brushed motor — lower efficiency and shorter motor life
  • Older design lacks DCS334B's build quality improvements
  • 2,500 SPM vs DCS334B's 3,000 SPM
See Today’s Price →
Full Specs & Measurements
Upc885911262316
AsinB007NVSSFS
ColorYellow
Speed3000 RPM
Voltage20 Volts
Wattage20 watts
Brand NameDEWALT
Unit Count1.0 Count
Blade ShapeRectangular
Item Weight5.56 Pounds
ManufacturerDEWALT
Model NumberDCS331B
Power SourceBattery Powered
Cutting Angle45 Degrees
Blade MaterialCarbon Steel
Item Type Name20V MAX JIG SAW (Tool Only)
Handle MaterialRubber
Number Of Teeth10
Best Sellers Rank#33,443 in Tools & Home Improvement (See Top 100 in Tools & Home Improvement) #10 in Power Jig Saws
Included Components(2) Blades | DCS331 20V MAX* Jig Saw
Number Of Batteries1 Lithium Ion batteries required.
Surface RecommendationMetal, Wood
Manufacturer Part NumberDCS331B
Item Dimensions L X W X H11.25"L x 11"W x 3.9"H
Manufacturer Warranty Description3 Year Limited Warranty
Global Trade Identification Number00885911262316
Other Special Features Of The ProductKeyless Blade Change

Jigsaw Blades Buying Guide

Best Jigsaw Blades 2026 — DEWALT, Diablo & Milwaukee SetsPhoto by Los Muertos Crew / Pexels

Understanding TPI and Blade Selection

TPI (teeth per inch) is the most important spec when selecting a jigsaw blade. Higher TPI produces smoother cuts but slower cutting speed. Lower TPI removes material faster but leaves a rougher edge requiring sanding or cleanup.

For wood cutting: 6 TPI for fast, rough demolition cuts in softwood (framing, plywood); 10-12 TPI for general cutting with moderate finish quality; 14-18 TPI for clean cuts in hardwood and trim work. For metal: 18-24 TPI for sheet metal and thin steel tubing. For plastic and PVC: 10-14 TPI bimetal blades minimize melting and heat buildup.

Blade Material: Carbon Steel vs. Bimetal vs. Carbide

Best Jigsaw Blade? Types of Accessories & Blades EXPLAINED
Best Jigsaw Blade? Types of Accessories & Blades EXPLAINED

Carbon steel blades are the economy option — lower cost, adequate for softwood, but dull quickly on hardwood or metal. Use these for rough construction work where blade cost per cut matters.

DEWALT DW3742C 14pc T-Shank Jig Saw Blade Set
DEWALT DW3742C 14pc T-Shank Jig Saw Blade Set
$19.98
See Full Review →

Bimetal blades have high-speed steel (HSS) teeth welded to a flexible alloy steel body. The HSS teeth stay sharp significantly longer than carbon steel, and the flexible body prevents blade breakage during aggressive cuts. This is the right material choice for hardwood, composite, and metal cutting. Both the Diablo and Milwaukee sets lean toward bimetal construction.

Carbide-grit blades have no traditional teeth — instead, tungsten carbide particles are bonded to the blade edge. These are for tile, fiber cement, cast iron, and hardboard. They're slow but nothing else will cut these materials effectively with a jigsaw.

Orbital Action: Matching Blade Type to Jigsaw Setting

Most modern jigsaws have an orbital action setting that makes the blade move in a slight forward arc on the upstroke. Higher orbital action = faster, more aggressive cutting with more tearout. Lower orbital action (or orbital off) = slower, cleaner cuts. Match the orbital setting to the blade: aggressive wood blades benefit from higher orbital; fine-tooth blades and metal blades should use low or no orbital to prevent tooth stripping.

Milwaukee 49-22-1178 T-Shank 15pc Blade Assortment
Milwaukee 49-22-1178 T-Shank 15pc Blade Assortment
$52.69
See Full Review →

Upcut vs. Downcut Blades for Tearout Control

Best Jigsaw Blades 2026 | Top 5 Sharp & Durable Picks for Wo
Best Jigsaw Blades 2026 | Top 5 Sharp & Durable Picks for Wood & Metal

Standard jigsaw blades cut on the upstroke, which means tearout occurs on the top face of the workpiece. If you're cutting finished material (laminate countertops, finished wood panels) and need a clean top surface, either: flip the workpiece so the finished face is down, or use a downcut blade (teeth pointing down, cuts on the downstroke) which leaves the top surface clean. Most general-purpose sets include at least one laminate or fine-trim blade with reverse-cut geometry.

Related Guides

The 5 Best Jigsaw Blades Reviews 2023 and Buying Guide
The 5 Best Jigsaw Blades Reviews 2023 and Buying Guide

Frequently Asked Questions

T-shank vs. U-shank jigsaw blades — which do I need?
T-shank (tang shank) blades are the current standard, used by all modern jigsaw brands since the early 2000s. They insert and lock without a key or screw tool — just push in and click. U-shank (universal shank) blades require a hex screw to secure and are found only on older jigsaws. Check your jigsaw — if it was made in the last 15-20 years, it almost certainly uses T-shank. All blades in this guide are T-shank.
How do I choose the right jigsaw blade for different materials?
TPI (teeth per inch) is the key spec: 6-10 TPI for fast rough wood cuts, 10-14 TPI for smooth wood cuts and thin metals, 18-24 TPI for metal and plastic. More teeth = smoother cut but slower. Fewer teeth = faster cut but more tearout. Blade material also matters: carbon steel for soft wood, bi-metal (HSS + alloy steel) for hardwood and metals, carbide-grit for tile and fiber cement. Most blade sets include a variety — use the coarsest blade that gives acceptable results for the fastest cut.
How often should I replace jigsaw blades?
Replace when blades show visible wear: dulled teeth, wandering during cuts (the blade deflects rather than cutting straight), excessive heat or burning smell during cutting, or rough tearout on materials that should cut cleanly. For soft wood, a quality blade can last dozens of cuts. For metal and hardwood, a few cuts per blade is normal on cheaper blades; bimetal construction extends this significantly.
What causes jigsaw blades to break?
The most common causes: side pressure (forcing the blade sideways when it's stuck), too-fast cutting through hard material, and incorrect blade type for the material. Jigsaw blades are designed to cut on the upstroke with the blade moving freely — binding or twisting creates stress that breaks the thinner part of the blade near the shank. Use the correct blade, let the tool do the work, and never force a blade sideways.
Can I use jigsaw blades in a reciprocating saw?
No — jigsaw blades and reciprocating saw blades are different. Jigsaw blades are shorter, narrower, and designed for the lighter orbital cutting action of a jigsaw. Reciprocating saw blades are longer, wider, and built for the heavier aggressive cutting of demo work. They use different shank styles and aren't interchangeable.

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