Description:

ITEM	Punch Pin Specifications and Variables Highly polished finish 6-8 micro finish. Precision form ground to close diameter tolerance +/0.005mm Common fractional sizes available up to 3 1/2" long. M-2 high speed steel 61-63 Rockwell C. Custom sizes can be made to order up to 1" diameter. Custom hardness RC 63-64 and triple drawn available on request.
TYPE	Oversize
MATERIAL	HSS M-2, SKH-9
FINISH	Black
NOMINAL DIAMTER	0.9-1.2
OVERALL LENGTH	30.5mm
LENGTH TOLARANCE	+/-0.1mm
DIA.	3.50
DIA. TOLERANCE	0.005mm
HARDNESS	HRC61°-63°
PACKAGING QUNATITY	50 pcs
WEIGHT	0.15g
PLACE OF ORIGIN	Jiangsu, China(Mainland)
MACHINE TYPE	Punching