BGS 1272 Honing Tool Set flexible 6.3 mm (1/4") Drive Grit 60 / 80 8 12 20 3 pcs.

for use in automotive, aerospace, hydraulics and for plumbing and heating applications | for machining cylinder barrels before mounting new piston rings self-centering internal brush with trim of flexible silicon carbide balls | for edge breaking, finishing of surfaces and honing work produces uniformly honed surfaces with high contact ratio | honing does not increase the cylinder diameter | only the surface is restructured the honing marks provide the necessary oil adhesion | to be used with hand drills and stationary machines | the use of grinding oil is recommended! drive profile: external hexagon | shaft Ø: 6.3 mm (1/4") | fill length: 2 - 2.8 - 6 mm | drive speed: 300 rpm | grain type: silicon carbide (SiC) | grain size: K 60/80 | brush length: 63 mm | total length: 150 mm, Weight: 0.20723452628 Pounds, Manufacturer: BGS