Micro-Ball Set

Micro-Ball Sets

Chrome alloy steel balls, plus/minus .0001″ diameter, .000.025″ sphericity.

Micro-Ball Usage Examples
Micro-ball Usage

Checking micrometers at exact spot for wear as shown at “A” as Micro Balls are ground and lapped to a sphericity of .000,025″.

micro-ball-usage-2

Checking wall thickness from inside curve to flat on outside end.

Micro-Ball Usage

Checking depth of valve seats, ways, slots, etc.

Micro-Ball Usage

In turning and grinding, where shoulder locations with respect to each other or to a common end are held close (.001”) it is imperative that depth of center drill be maintained. Select a Micro Ball that is tangent to a center and mike overall as “A” or indicate distance as “B.”

Micro-Ball Usage

For boring of collets, select a set of Micro Balls the width of slots on collet. Coat Micro Balls with grease or vaseline before inserting. Close collet and bore.

Micro-Balls

Material: Chrome alloy steel balls

Standard Tolerance: plus/minus .0001” diameter, .000.025” sphericity.

Metric Tolerance: Within 2 microns for size, 1 micron for sphericity.

Micro-Ball Handheld

STANDARD MODEL 900
1/16” to 1/2” in 1/32” steps.
3 of each size in pop-out case.
$89.60

STANDARD MODEL 901
17/32” to 1” in 1/32” steps.
3 of each size in plastic case.
$179.20

METRIC SET MB60
Three balls of each mm size from 1mm thru 20mm included. (Total of 60 Metric Balls.)
Clear lid for Gage-Set case protects from dust and rust. Labeling allows immediate identification of sizes in every slot
$499.20

Individual Micro-Balls

Inch Metric QTY 1-9 10+ Bulk 50+
1/16”- 1/2” in 1/32” 1mm-12mm in mm steps $9.80 ea $6.80 ea $6.00 ea
17/32” – 1” in1/32” 13mm-20mm in mm steps $14.60 ea $11.80 ea $10.60 ea

Bulk packaged Micro Balls are not individually boxed; minimum quantity of 10 balls per size and 50 balls total are required.

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