Tap Wrenches

A tap wrench is the handle that grips a hand tap's square shank and gives you the leverage and feel to cut a thread by hand. Get the style wrong and you either fight the tap for control on delicate work, or run out of leverage trying to drive a larger tap through steel. AIMS Industrial stocks tap wrenches from Sutton Tools, Bordo, Goliath, Maxigear, P&N and Stahlwille, covering T-handle, bar-pattern adjustable, ratchet and quick-change tap holder styles across sizes from the smallest instrument taps up to M25 and beyond. Not sure which tap and pilot drill size you need? Our Tap & Drill Selector matches the right tap to the right drill size for your thread and material.

This page covers the tap wrench itself — the tool that turns the tap. If you're after a boxed set with taps, dies and a wrench included, see our Tap & Die Sets collection.

Tap Wrench Styles at a Glance

Three wrench formats cover most workshop tapping jobs, plus a quick-change holder for production work. Match the style to the tap size and the job at hand:

How to Choose the Right Tap Wrench

Match the wrench to the tap shank size

Every tap wrench has a jaw or chuck capacity — the range of square shank sizes it can grip securely. Buying a wrench sized for the job matters more than most people expect: a wrench that's too large for a small tap won't grip the shank firmly enough for controlled cutting, and a wrench that's too small simply won't open wide enough to take a bigger tap. Check the "suits" range on each product — most of our range is labelled directly against metric tap sizes (e.g. M3 – M12) or imperial fractions, so you can match it straight to the taps you're running.

T-handle for control, bar-type for leverage

A T-handle wrench holds the tap in the centre of a sliding cross-bar, so you turn it two-handed with the tap running true through your fingers — that's what gives the "feel" needed to sense a tap starting to bind before it snaps. They suit smaller taps (roughly M1.6 to M12) and any job where access is tight or the workpiece needs the tap kept dead square by hand. A bar-pattern (adjustable) wrench clamps the tap at the centre of a solid bar and relies on two full-length handles for leverage — better suited to driving larger taps (M12 and up) through steel where raw torque matters more than fine feel. Most workshops keep both styles on hand.

Ratchet and quick-change for repetitive work

If you're cutting the same thread repeatedly — tapping a run of holes on a jig plate, or working through a maintenance job with several fasteners to re-thread — a ratchet mechanism saves the constant back-and-forth of reversing a plain wrench at the end of every stroke. Quick-change tap holders such as the Stahlwille chrome-plated holder or the Bordo 4996 take this further with a collet system that swaps taps without needing a separate spanner or key.

Don't over-torque small taps

Small taps break easily under excess torque, and a broken tap in a finished workhole is a genuine headache to remove. Use the smallest wrench that comfortably fits the tap shank — it naturally limits the leverage you can apply — turn in short strokes, and back off a fraction every half turn or so to break the chip rather than forcing the tap through in one continuous pass.

Tap Wrenches We Stock

Sutton Tools — Australian-made tool steel T-handle and bar-type wrenches, including the M901 T-Handle (M1.6 – M12), the M903 T-Type Ratchet (M3 – M12) and the Adjustable Bar Type, sized by frame number from #0 up to #6 for small precision taps through to heavy industrial sizes.

Bordo — T-pattern and quick-change ratchet wrenches built for workshop and production use, including the 4996 Quick-Change Ratchet, the Extra Long T Pattern Ratchet for extra reach, the standard Ratchet T Pattern, and the plain T Pattern Tap Wrench.

Goliath — a broad adjustable bar-pattern range running all the way from M1 up to M60, plus T-handle plain and ratchet options. The Premium Adjustable Bar Pattern and TWR01GOL 310mm Premium Tap Wrench cover mid-size work, while the Adjustable Bar Tap Wrench range extends in stages up to M60 for heavy industrial taps. For smaller taps there's the T-Handle and T-Handle Ratchet.

Maxigear — precision engineering and toolroom-focused wrenches, including the T Type Solid Jaw (M1 – M12), the T Type Ratcheting and Ratcheting Extra Long versions, the T Type Extra Long, and a Bar Type Tap Wrench stocked across seven bar lengths from 180mm up to 1370mm for taps up to 50mm.

P&N — general workshop wrenches including the Workshop Tap Wrench (M3 – M12), the Workshop Wrench Ratchet (M3 – M10), the T-Type Tap Wrench, and the Thread Range Wrench T-Bar.

Stahlwille — the Chrome Plated Ratchet Tap Holder (M3 – M8 and M5 – M12 capacities), a premium quick-change option for shops that value a clean, corrosion-resistant finish.

Companion Ranges

Round out your threading kit with:

• Taps — the hand and machine taps the wrenches above are built to turn
• Tap & Die Sets — boxed kits pairing taps, dies and a wrench together
• Threading Dies — for cutting external threads onto rod and bar
• Die Nuts — for chasing and cleaning up damaged external threads
• Recoil thread repair kits — for stripped or damaged internal threads
• Hex Keys & Allen Wrenches — for the fasteners going into your newly-tapped holes

Tap Wrench FAQs

What does a tap wrench actually do?

It clamps onto the square shank at the top of a hand tap and gives you a handle to turn the tap through the workpiece, cutting an internal thread. The wrench itself doesn't cut anything — it just provides the grip and leverage to drive the tap.

Should I buy a T-handle or a bar-type tap wrench?

For small taps (roughly M1.6 to M12) where feel and control matter — tool room work, tight access, or anywhere you need to sense the tap binding before it breaks — go T-handle. For larger taps or general workshop threading where you need more raw leverage, a bar-pattern adjustable wrench does the job better. Most trade workshops keep at least one of each.

What's the difference between a ratchet tap wrench and a plain one?

A plain T-handle or bar wrench needs to be reversed by hand at the end of every cutting stroke. A ratchet wrench, like the Sutton M903 or Bordo Ratchet T Pattern, has an internal ratchet mechanism so you keep driving in one direction without lifting the tap out — much faster when you're cutting several threads in a row.

What's a quick-change tap holder, and when do I need one?

A quick-change holder — such as the Stahlwille Ratchet Tap Holder or Bordo 4996 — uses a collet system so you can swap taps in and out without a separate key or spanner. They're aimed at production and maintenance environments where taps get changed often and speed matters.

Can I drive a tap wrench with a cordless drill or power tool?

No. Tap wrenches are designed for hand rotation and controlled feel — that's the whole point of them. Powering a hand tap at drill speed removes the ability to sense binding and will snap the tap. If you need power-driven tapping, that calls for a machine tap and a tapping head or dedicated tapping machine, not a hand tap wrench.

Does AIMS stock tap wrenches for large taps like M20 or M24?

Yes — the Goliath Adjustable Bar Tap Wrench range extends in stages up to M60, and the Maxigear Bar Type Tap Wrench is stocked in bar lengths up to 1370mm for taps up to 50mm. For big taps you want a long bar for leverage, not a T-handle.

What's the difference between this collection and a Tap & Die Set?

This collection is the wrench on its own — useful if you already own taps and dies, or need a spare or upgraded wrench, or want a size the pre-boxed kits don't include. Our Tap & Die Sets collection covers boxed kits that bundle taps, dies and a wrench together, which suits setting up a kit from scratch.