One end is for scoring edges of clay pieces to be joined or creating designs on slabs and coils when hand-building. The other end is for smoothing joints and covering up the finger marks. It also works great for cleanup, shaping, contouring, modeling and carving.
Best Scoring Tools for Ceramics –
Coiling Pottery 101: A Handbuilding Technique - Wheel & Clay
Ultimate Joining and Smoothing Clay Tool Set, Marrying Clay, Joint Smoothing, Scoring Tool, Serrated Scrapers, Score and Slip
Scoring Tools - Bailey Ceramic Supply
< (Double-Ended) Professional Series Two tools in one! Each tool is made from high-grade stainless steel and hand-forged to create a solid tool
XST09 Xiem Tools Scoring Tool and Joint Smoothing
Ultimate Joining and Smoothing Clay Tool Set, Marrying Clay, Joint
Xiem Tools Retractable Scoring Tool for Pottery and
QEP 28 in. Ceramic and Porcelain Professional Tile Cutter with 7/8
XIEM - XST04 - NEEDLE AND SCORING TOOL (HAND-FORGED) - Clay Art
Scoring Tools Seattle Pottery Supply
Sculpt Pro Pottery Tool Starter Kit - 15-Piece 26-Tool Beginner's
Scoring Tools Archives - Clay Art Center
Xiem Tools Retractable Scoring Tool for Pottery and Ceramics