Magnesia Soldering Block

Soft, fire-proof material, into which work or pins can be easily pressed. Measures 6in x 3" x 1-1/2" (152 x 76 x 38mm). Withstands temperatures up to 52000 deg. F. (1093 deg. C)
Lapidary equipment and supplies. Jewelry making supplier. Beads, cabochons, and findings
Soft, fire-proof material, into which work or pins can be easily pressed. Measures 6in x 3 x 1-1/2 (152 x 76 x 38mm). Withstands temperatures up to 52000 deg. F. (1093 deg. C)

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Magnesia Soldering Block