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S-34 zinc plate shall not be grinded more than ten times on each side S-34 Zinc Standardization Plates are used to evaluate the abrasion characteristics of S-42 and S-33 sandpaper strips. Each plate is 4” square, . 032” zinc with ¼” center hole. (5 pcs.)
| size: | 100mm × 100mm |
| thickness: | 0.8mm |
| opening: | diameter 6.35mm |
| packaging: | 5 pieces / box |
GCI Testing Instrument Co., Ltd
Tel：+86 0769-22322732 Mobile：13794832878(wechat)
ATTN：Mr.chen Email：Janray@163.com
Address：No. 41, East Zone 2, Xinxing Street, Datangtou, Dongcheng District, Dongguan City
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