Feature 1: Special Designed Bottom Jaw

Jaws for the CK-3.75ZNS1 are compatible with the following chucks:

SuperNOVA2, G3 Nova, Robert Sorby Patriot, Record Power SC3, Record Power SC4


Feature 2:Two sets locking holes for reversing running

The design of the locking hole takes into account the main spindle thread guide of different brands of wood lathes in the market, and two sets of optional locking positions to protect the spindle thread from damage.

Feature 3: Aluminum case

Protective aluminum case makes for easy storage and transportation.



    



No.1 Round jaws

It has a slight dovetail profile. If a matching profile is cut into the recess, the jaws can expand with much greater gripping power.

No.1 Round Jaws capacity:

Outside Grip Range: 1 1⁄4"–2 1⁄2"

Inside Grip Range: 1 3⁄4"–3 1⁄8"


No.2 Round jaws

It can hold much larger workpieces and has ridges that press into the wood for a better grip.

No.2 Round Jaws capacity:

Outside Grip Range: 3"–4 1⁄4"

Inside Grip Range: 3 1⁄2"–4 7⁄8"

Pin jaws

Pin jaws are typically used to expand into a deep recess cut into a bowl-shaped workpiece for initial roughing of the outside and tenon (or foot).

Pin jaws capacity:

Outside Grip Range: 3⁄8"–1 3⁄4"

Inside Grip Range:1"–2 3⁄8”

Step Jaws

It has two outside profiles of different circumferences designed to expand into the recess cut into the workpiece. The surfaces of the jaws have ridges that push into the wood which increases the gripping power.

Step Jaws capacity:

Outside Grip Range: 3⁄32"– 1 3⁄8"

Inside Grip Range:

— Upper Step:3⁄4"–2"

— Lower Step:1 1⁄2"–2 7⁄8"

Flat jaws

Used with included grip studs, flat jaws are primarily used to finish the bottom of a bowl-type workpiece (see examples below). The included studs are 13 and 18mm in height and are rubber coated to prevent marring. Use the stud set and configuration that has the most surface contact with the workpiece.

Flat Jaws capacity:

Flat Jaws Maximum Outside Diameter:5 1⁄8"

Flat Jaws Minimum Inside Diameter:2 7⁄8"

Woodworm Screw

The woodworm screw is typically used with the No.1 round jaw set for holding small items. Refer to the illustration in the manual for closing the round jaws around the base of the screw.


Brand BMWOOD
Material Aluminum
Compatible Devices Lathe
Thread Size 1"X8TPI
Included Components 3-3/4" Chuck with 5 Sets 4-jaws in Aluminum Case


  • Jaws are compatible with the following chucks: Super NOVA2, G3 Nova, Robert Sorby Patriot, Record Power SC3, Record Power SC4.
  • Scroll chuck perfect for holding bowls, spindles, and other unwieldy lathe projects.
  • The tightening mechanism provides additional grip strength to the workpiece.
  • Small round jaw with outside grip range from 1-1/4 to 2-1/2" and inside grip range from 1-3/4 to 3-1/8" ; Big round jaw with outside grip range from 3 to 4-1/4" and inside grip range from 3-1/2 to 4-7/8" ; Pin jaw with outside grip range from 3/8 to 1-3/4" and inside grip range from 1 to 2-3/8"; Step jaw with outside grip range from 3/32 to 1-3/8" and inside grip range from 3/4 to 2" at upper step and 1-1/2 to 2-7/8" at lower step; Flat Jaws with max outside dia. 5-1/8" and min. inside 2-7/8".
  • 1” x 8 TPI thread is compatibile with the majority of wood lathes on the market.

 

Customer Reviews

Based on 2 reviews
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M
Matt Winkel
Chuck Kit

Well worth the money. It has everything you need.

S
Steve Wright
Extremely satisfied

Worked exactly as it was supposed to a great range of sizes can be checked up

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