Studio checklist
DiamondCore Handheld Extruder, R4 ConcaveDiamondCore Handheld Extruder, R4 Concave, view 2DiamondCore Handheld Extruder, R4 Concave, view 3DiamondCore Handheld Extruder, R4 Concave, view 4DiamondCore Handheld Extruder, R4 Concave, view 5DiamondCore Handheld Extruder, R4 Concave, view 6
DiamondCore Tools

DiamondCore Handheld Extruder, R4 Concave

A single handheld handle-making tool with an R4 concave profile and adjustable depth, used for handles and vessel feet.

Hand-building
  • R4 concave profile
  • Adjustable-depth ski
  • Wooden handle, steel blade

Best for Concave mug handles

View on Amazon

Opens the product page with today’s price, sizes and delivery. We may earn a commission at no extra cost to you.

Specifications

ShapeR4 Concave
BladeStainless steel
HandleWood

As stated by the maker or seller. Specs can change between batches and sellers; confirm on the listing.

From the maker

  • The Original DiamondCore Tools Handheld Clay Extruder : The industry's premium handle making tool that’s also perfect for vessel feet and other hand-building projects. Featuring an adjustable-depth-ski, a sleek wooden handle, and a…
  • The R4 Concave Handheld Clay Extruder Shape : Meticulously engineered for shaping concave handles and vessel feet, it offers adjustable thickness for versatile pottery and ceramics projects.
  • The R4 Concave Handheld Clay Extruder Dimensions : Features a 4 3/8-inch (11 cm) hardwood handle. The blade’s maximum dimensions are approximately 21 mm in width and 14 mm in height, while the minimum dimensions are approximately 21 mm…
  • Always Sharp Stainless Steel Angled Blade, Adjustable Height : Built to withstand rigorous use, these clay extruders provide long-lasting performance, essential for both hobbyists and professional potters.
  • Proudly Made in the USA DiamondCore Tools has been crafting innovative, industry-leading tools since 1996. Our pottery tool range includes carving tools, diamond stylus tools, trimming tools, handheld clay extruders, and diamond sanding…

Full listing title: The Original DiamondCore Tools Handheld Extruder, Pottery Handle Making Tool, Clay Sculpting Tools, Slab Extruder Pottery Tool (R4 Concave)

Compare with

All hand-building