Oval 80% Ratio Bezel Block Small-4mm x 3.2mm to 14mm x 11.2mm-11 Holes 17 Degree Casting 1 combination round and oval

1 combination round and oval bezel block

Tapered round profile for forming bracelets across a continuous size range

this outer adjusting ring allows technicians to maintain and restore proper function to their hammer handpiece without replacing the entire unit

Makes it easier to back out drill bits that become stuck

Oval 80% Ratio Bezel Block Small-4mm x 3.2mm to 14mm x 11.2mm-11 Holes 17 Degree Casting 1 combination round and ovalThis oval bezel block features an 80% ratio, meaning the width of each hole is 80% of its height a proportion especially well suited for cabochon gemstones. With 11 graduated hole sizes ranging from 4mm x 3. 2mm up to 14mm x 11. 2mm, this block covers a broad range of bezel setting needs in a single compact tool. Otto Frei also offers oval bezel blocks in 75% and 60% ratios. The 75% ratio is historically popular and more closely matches faceted