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光滑塞规图纸,光滑塞规

qj291821997mj内螺纹攻丝前用光滑塞规锥柄式塞规
qj291821997mj内螺纹攻丝前用光滑塞规锥柄式塞规hb38811986内螺纹工艺底孔用套量头单头通端光滑塞规m42m80
hb38811986内螺纹工艺底孔用套量头单头通端光滑塞规m42m80hb 4542-1992 mj内螺纹第Ⅰ系列工艺底孔用套量头双头光滑塞规mj42~mj
hb 4542-1992 mj内螺纹第Ⅰ系列工艺底孔用套量头双头光滑塞规mj42~mjhb45421992mj内螺纹第Ⅰ系列工艺底孔用套量头双头光滑塞规mj42mj80
hb45421992mj内螺纹第Ⅰ系列工艺底孔用套量头双头光滑塞规mj42mj80hb 3449-1984 Ⅰt7至Ⅰt14级用非全形单头带握柄光滑塞规(d≥180~250
hb 3449-1984 Ⅰt7至Ⅰt14级用非全形单头带握柄光滑塞规(d≥180~250
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