3M 29611, 641WY 1/4" X 24", 100 Mesh Diamond Cloth Belt, 7010534832 
3M 08235, Semi-Rigid Parts Repair - 1, 08235, Black, 200 mL Cartridge, 7010364211 
Insize ISV-1H6207, RIGID BORESCOPE, 8.23″, 6928640323850
$1,794.87
Length 8.23″. View direction 70?.
Diameter .24″. Angle of view ?70?.
Focus distance .08″, depth of view .2~4″.
Dust/waterproof level: IP67. Can be used in the liquid with temperature -14?F~185?F.
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