For bits from 1/64 to half of inch, the ChumPower Converter (round $70) provides a wider vary than many others. So long as you employ the suitable stall, it is a succesful and secure choice for rotary hammers and might simply stand as much as heavy use.

• Accuracy of 5 thousandths of an inch
• Warmth-treated alloy claws
• Not for counterclockwise use

Constructed for essentially the most intricate functions, the Albrecht Excessive-Precision (round $360) weighs a couple of pound and is crafted from a hardened metal alloy that resists rust and corrosion. It is designed for business use and, unsurprisingly, is available in at a excessive worth.

• Mounts to a dimension 1 jacobs taper
• As much as a quarter-of-an-inch jaw width
• Not made for widespread hand drills

For skilled settings requiring absolute top-of-the-line precision, look to the Albrecht 70010 (round $498). Its unimaginable accuracy is illustrated by its 1/16-inch most capability in addition to its exorbitantly excessive price in comparison with the competitors.

• Meets iso 9001 requirements
• Weighs about eight ounces
• Considerably restricted makes use of

At a remarkably low worth and capable of accommodate among the most typical shanks, the ProTechTrader Common (about $9) is a improbable alternative half for the common light-duty drill. It provides a capability of zero.eight to 10 millimeters, which is enough for basic dwelling use.

• Mounts on 24 unf thread
• Weighs simply over 5 ounces
• Not supposed for machining

If you happen to insist on having one of the best, take into account the Albrecht Basic (appx. $521). This mannequin is constructed to the R8 specification and provides top-of-the-line precision and a protracted lifespan, guaranteeing that even essentially the most demanding customers will likely be happy.

• Made in germany
• Can maintain bits of as much as half an inch
• Exceptionally costly

The VME 33 Jacobs (round $33) is a reasonable choice that is generally used as a alternative for worn-out chucks on older Craftsman radial presses. Merely pry the outdated unit from the shaft and faucet this one in with a rubber mallet and it is able to go.

• Hardened metal jaws
• Pretty much as good as many extra common fashions
• No noticeable wobbling

Designed for a quantity 2 Morse arbor, the Llambrich JK-16 (appx. $240) is an exceptionally dependable piece of kit. Whereas it does price fairly a bit, it introduces virtually zero run-out when correctly put in, and may final for a few years.

• Jaw opens to five-eighths of an inch
• Extremely inflexible building
• Rugged built-in shank

Not solely is the All Industrial Professional-Collection (appx. $29) an particularly inexpensive choice, it could possibly assist maintain a superb press’s complete run-out as little as three/1000 of an inch. It accommodates bits as giant as 5/eight and suits on dimension three Jacobs-style mounts.

• Comparatively simple to put in
• Opens and closes easily
• Lengthy-lasting ball bearings

A high-end unit supplied at a mid-range worth, the Rohm Supra 13 (round $98) options an computerized clamping system that will increase stress proportionally to the drive being utilized by the drill, which prevents slippage even when underneath excessive hundreds.

• 46-millimeter collar diameter
• 1- to 13-millimeter capability
• Extremely reliable building

From a producer of premium German machining elements comes the Rohm Further (appx. $45), which might ship constant accuracy to all kinds of widespread hand software makes and fashions, together with DeWalt and Milwaukee drills, at a worth that is impressively low.

• Appropriate for rotary hammers
• The favored quantity 20 threading
• Rust-resistant matte black end