2. Inventories, net

12 Months Ended

Dec. 31, 2012

Notes to Financial Statements

2. Inventories, net

Inventories, which are presented net of allowance for obsolete and slow moving inventory, consisted of the following:

	December 31,
	2012		2011
Finished goods	$	4,316	$	3,981
Work in process		6,278		4,671
Raw materials		2,751		3,496
	$	13,345	$	12,148

Changes in the allowance for obsolete and slow moving inventory is as follows:

	Years Ended December 31,
	2012			2011		2010
Balance, beginning of year	$	2,765		$	2,617	$	2,346
Charged to cost of sales		164			148		271
Disposal of inventory		(97	)		-		-
Balance, end of year	$	2,832		$	2,765	$	2,617