Tool & Equipment Guides
Pick the right tool and use it well - from screwdrivers, pliers and drill bits to welders, generators and hydraulics. Sizes, comparisons and buying help for trade and industry.
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Welders & Welding
MIG, TIG, stick and multi-process machines - how they work and how to pick one.
Inverter Welder: How It Works and What to Buy
Inverter welders are light, efficient and give a smoother arc than old transformer sets. Here is how they work and how to choose one.
How to Choose the Best MIG Welder
Amps, duty cycle, gas or gasless, synergic control. Here is what really matters when you pick a MIG welder, and what is just marketing.
3 in 1 Welder: What You Get and What You Give Up
One box that does MIG, TIG and stick sounds ideal. Here is what a 3 in 1 welder really gives you, and where the compromises sit.
Aluminium TIG Welder: What You Need to Know
Aluminium TIG is a different job to steel TIG. Here is why AC matters, which tungsten to fit, and what filler rod to use.
Tools, Machinery & Equipment
Generators, hydraulics, site machinery and diagnostics - picking and using the right kit for the job.
5kW Generator: What It Runs and How to Size One
A 5kW generator suits small sites, welders and home backup. Here is what it runs and how to size one so you never trip it.
Power Float: What It Is and How to Use One
A power float turns rough, screeded concrete into a hard, smooth floor. Here is what it does, when to run it, and how to choose the right machine.
Car Diagnostic Scanner: How to Choose One
From a basic code reader to a full bidirectional scan tool, here is what a car diagnostic scanner does and how to pick the right one.
Hydraulic Hose: Sizes, Ends and How to Replace One
Get hydraulic hose right the first time: how it is built, how dash sizes work, the fitting types, and how to measure for a replacement.
Slip Joint Pliers: Uses and How They Work
Slip joint pliers are the do-everything pliers in most toolboxes. Here is how the sliding pivot works and what they are best at.
Screwdriver Types
Every drive and recess type, what it looks like, and where it is used.
Phillips Screwdriver: Sizes, Uses & How to Choose the Right One
PH0 to PH4 sizes explained - which Phillips head screwdriver to use and when.
Torx Screwdriver Guide: Sizes, Stars & When to Use Them
Torx star drive screwdriver sizes from T1 to T100, plus security Torx and where they're used.
Flat Head Screwdriver: The Original & Still Essential
The oldest screwdriver design is still in every toolbox for good reason. Sizes, uses, and why the slotted driver persists.
Hex Screwdriver & Allen Key Guide: Sizes and Types
Hex screwdriver and Allen key sizes in metric and imperial, plus the differences between L-keys, T-handles, and driver formats.
Robertson Screwdriver: The Square Drive Guide
The Robertson square-drive screwdriver - Canadian invention, color-coded sizes, and why it is the best drive nobody outside North America uses.
Pozidriv Screwdriver: The Phillips Alternative That Doesn't Cam Out
Pozidriv screwdrivers solve Phillips cam-out. How to identify PZ screws, sizes PZ0–PZ4, and why mixing them up damages both.
JIS Screwdriver: Stop Stripping Japanese Cross-Head Screws
JIS screws look like Phillips but are not. Using the wrong driver strips them. Here is how to tell the difference and get the right tool.
Tri-Wing Screwdriver: Sizes, Uses & What Devices Need One
Tri-Wing screwdrivers open Nintendo consoles, some phones, and aerospace equipment. Sizes TW0–TW5 and what each one fits.
Pentalobe Screwdriver: Apple's Proprietary Screw Explained
Apple's Pentalobe screws keep you out of iPhones and MacBooks. The sizes you need and where to get the drivers.
Square Drive Screwdriver: Robertson vs Socket Drive Explained
Robertson square recess vs square socket drive - two tools with the same name, completely different uses.
Triangle Screwdriver: Where Triangular Recess Screws Are Used
Triangular recess (TA) screws on toys, appliances, and battery compartments - sizes, uses, and which bit you need.
Clutch Head Screwdriver: The Rare Butterfly Drive Explained
The figure-8 butterfly drive - rare, mostly found on older GM vehicles and mobile homes, but still encountered.
Security Screwdriver Guide: Every Tamper-Proof Screw Type
Every tamper-proof screw type and the security bit that opens it - from pin-in Torx to spanner to one-way screws.
Screwdrivers for Your Device
The exact driver and bit for laptops, phones, consoles and gadgets.
Laptop Screwdriver: Which Drivers You Need for Every Brand
Which screwdriver opens your laptop? Phillips PH0, Torx T5, Pentalobe P5 - every brand mapped out.
Phone Screwdriver: The Right Tool for iPhone, Samsung & Android
Pentalobe P2, Tri-point Y000, Phillips PH000, Torx T3 - which phone screwdriver you actually need.
Gaming Console Screwdriver: PS5, PS4, Xbox, Switch & More
PS5 = PH1, PS4 = T8 Security, Xbox = T8/T9 Security, Switch = Tri-Wing Y00. Every console mapped.
Ring Doorbell Screwdriver: The Exact Bit You Need
Ring doorbells use T6 Security Torx. The bit comes in the box - but here is what to do if you lose it.
T8 Torx Screwdriver: The Go-To Size for Xbox, Ring & Electronics
T8 Torx is the key to Xbox controllers, Ring doorbells, and dozens of consumer electronics. Size specs and security T8H explained.
Watch Screwdriver: What Jewelers Use & What You Need
Flat blades from 0.6 mm to 2.0 mm - what watch screwdrivers are, how they differ from generic precision sets.
Glasses Screwdriver: Fix Loose Hinges in 30 Seconds
Most glasses screws are 1.4 mm flat or M1.0 Phillips PH000. Here is how to tighten them without damage.
Screwdrivers by Trade
What electricians and mechanics actually keep in the kit.
Screwdriver for Electricians: VDE Sets, Testers & What You Need
VDE insulated sets, voltage testers, terminal screwdrivers - the electrician's essential screwdriver kit.
Screwdriver for Automotive Work: Torx, Impact & What Mechanics Need
Torx T15-T55, impact drivers for seized fasteners, and which screwdriver sizes mechanics actually use.
Insulated Screwdrivers: VDE Standards, Ratings & Safety
VDE-rated insulated screwdrivers are mandatory for live electrical work. Standards, identification, and when you need them.
Screwdriver Styles & Mechanisms
Ratchet, impact, offset and the specialist driver shapes.
Ratchet Screwdriver: How It Works & When You Need One
A ratchet screwdriver lets you drive screws without lifting the tool. How the mechanism works and when it saves real time.
Impact Screwdriver: Manual & Powered Options Explained
Impact screwdrivers turn stuck fasteners when regular drivers fail. Manual vs powered comparison and best use cases.
Torque Screwdriver: What It Is & Why Precision Matters
Torque screwdrivers deliver exact, repeatable tightening force. Types, ranges, and when precision torque is critical.
Stubby Screwdriver: The Short Driver for Tight Spaces
Ultra-short shaft drivers for tight clearance work. Fixed and ratcheting stubby screwdrivers compared.
Offset Screwdriver: Right Angle Access for Zero-Clearance Fasteners
Z-shaped and L-shaped screwdrivers for reaching fasteners at 90 degrees when nothing else fits.
Yankee Screwdriver: The Push-Spiral Driver That Defined an Era
Push down, watch it spin. The Yankee screwdriver's spiral mechanism explained, plus its history and modern relevance.
Gyroscopic Screwdriver: Motion-Controlled Electric Driving
Tilt to drive, twist to reverse. How gyroscopic screwdrivers work and when they outperform trigger-controlled models.
Magnetic Screwdriver: How Magnetised Tips Work & When to Use Them
Magnetised tips hold screws in place. How they work, how to magnetise your own bits, and when to avoid them.
Flexible Screwdriver: Bend Around Obstacles to Reach Hidden Screws
Flex shaft drivers snake around corners and behind panels. How they work, when to use them, and what to look for.
Hammer Screwdriver: Through-Tang Drivers That Take a Beating
Full metal tang, strike cap, built for hammer blows - what a demolition screwdriver is and how it differs from an impact driver.
Electric & Cordless Screwdrivers
Powered drivers, voltage and how to choose.
Electric Screwdriver Guide: Voltage, Torque & How to Choose
Electric screwdrivers from 3.6V to 12V - voltage, torque, corded vs cordless, and when to choose one over a manual driver.
Cordless Screwdriver Guide: Battery Types, Voltage & Clutch Settings
Cordless screwdrivers compared by battery type, voltage, torque, and runtime. Plus how they differ from a drill/driver.
Voltage Tester Screwdriver: How It Works & Its Limitations
The neon-lamp tester screwdriver: how it works, what it detects, and what it misses.
Sets, Bits & Multi-Bit
What to look for in a set, and the bits that go in it.
Screwdriver Set Guide: What to Look For Before You Buy
What makes a good screwdriver set - piece count, bit types, handle quality, and how budget sets compare to premium ones.
Precision Screwdriver Sets: What to Look For
What to look for when buying a precision screwdriver set for electronics, phones, and small device repair.
Screwdriver Bits Guide: Types, Materials & How to Choose
Screwdriver bit types, materials, impact ratings, and how to match the right bit to the right screw.
Multi-Bit Screwdriver: 6-in-1, 11-in-1 & Beyond
One driver, many bits stored in the handle. What you get in a 6-in-1, 11-in-1, and 15-in-1 multi-bit screwdriver.
Pocket Screwdriver & EDC Drivers: Compact Tools That Go Everywhere
Keychain drivers, pen-style precision tools, and pocket-sized fixers. The best small screwdrivers for everyday carry.
Sizes & Comparisons
Size charts and head-to-head guides so you pick the right one.
Torx Size Guide: Every Common Size from T4 to T55
Every Torx size from T4 to T55 with exact dimensions and what each one is used for. The only Torx chart you need.
Phillips Screwdriver Sizes: PH000 to PH4 Complete Guide
PH000 through PH4 - every Phillips size with tip dimensions, screw gauge matching, and real-world applications.
Phillips vs Pozidriv: What's the Difference & Why It Matters
They look the same but they are not. How to identify Phillips vs Pozidriv and why using the wrong one causes damage.
Flat Head vs Phillips Screwdriver: When to Use Each
The flat head came first by 400 years. Here is why Phillips replaced it for most jobs - and why slotted screws still exist.
Screwdriver Head Types: Visual Identification Guide
Identify any screw head at a glance - every common and uncommon drive type with visual descriptions and where to find them.