50 Pack 9 in 14/18 TPI Reciprocating Saw Blades - Metal Cutting Set

In this review the focus is a 50-pack of 9 in reciprocating saw blades intended for medium-thick metal cutting; the biggest reason to consider them is the combination of M42 teeth with 8% cobalt and a D6A blade body that aims to balance cutting performance and cost. The set is targeted at tradespeople or DIYers who need a bulk supply of blades compatible with common Sawzall-style tools, and the review looks at how they perform on pipe, vehicle body metal, stainless and other challenging materials while noting real-world durability and thickness concerns.

Key Features

• 50-pack convenience: A large box of 50 blades provides on-site readiness and reduces interruptions to jobs for frequent blade changes.
• M42 cobalt teeth: Teeth made with 8% cobalt are designed to improve heat resistance and cutting life when tackling medium metals.
• D6A blade body: A tougher blade body material complements the teeth to maintain blade shape under load and improve cutting control.
• 14/18 TPI, 9 in length: The tooth pitch and length are tailored for cutting medium-thick metal sheets and pipes up to roughly 0.1-0.125 in (3 mm).
• Universal 1/2 in shank: The shank fits most mainstream Sawzall-compatible tools so the blades install quickly on popular brands.
• Protective packaging: The blades arrive in a compact plastic box with a UV coating to help organize and protect the set between uses.

Who It's For

These blades are best for contractors, maintenance technicians and home mechanics who frequently cut steel, pipe, vehicle bodies and similar metals and prefer buying blades in bulk to keep job sites stocked. The set suits users who value cost-effectiveness and need blades that work across a range of common reciprocating saws with a 1/2 in shank.

Users who prioritize longest-possible blade life under heavy continuous use or who need blades for very thick plate or specialized alloys may want to consider higher-grade specialist blades; likewise, if thickness and rigidity are a primary concern for heavy demolition, a different blade geometry may perform better.

Pros & Cons

Pros

• Good value for quantity and wide compatibility with major reciprocating saws.
• Designed with M42 teeth and heat treatment to resist wear and reduce sudden breakage.
• Effective at cutting medium metals including steel, stainless, pipes and vehicle body panels.
• Organized plastic box and UV coating make storage and access convenient on site.

Cons

• Some users report mixed durability and that blades can be thin and bend under heavy use.
• Not intended for very thick plate or prolonged heavy demolition compared with specialty demolition blades.

Specifications

Pack size	50 blades
Blade length	9 in
Tooth pitch	14/18 TPI
Blade thickness	0.037 in
Teeth material	M42 with 8% cobalt
Blade body material	D6A metal
Shank	1/2 in universal

Our Verdict

The 50-pack reciprocating saw blades deliver solid cutting performance for medium-thick metal at a competitive price and are a practical choice for tradespeople who need volume and compatibility with popular saws. They represent good value when used for pipes, vehicle panels and steel sheet but buyers who demand extreme durability under continuous heavy use should consider premium demolition blades.

Frequently Asked Questions

Are these blades compatible with my Sawzall-style tool?
Yes, the blades use a 1/2 in universal shank designed to fit mainstream Sawzall-compatible reciprocating saws.

What thickness of metal can they cut?
They are best for medium-thick metals roughly 0.1 to 0.125 in (about 3 mm) such as steel sheet, pipes and vehicle body panels.

Do these blades resist heat and breakage?
The M42 teeth with 8% cobalt plus an improved heat treatment improve wear and heat resistance, helping reduce sudden breakage compared with untreated blades.