Type	Dimension(mm)									Note
	D	H	R	α	β	γ	r	a	e
PMM27-81001	11.5	25.0	6.0	58°	45°	50°	/	/	1.0	G81201
PMM2712	12.5		9.0	48°		32°	/	2.3		G82681
PMM2712A			10.0	47°	23°	45°	/	1.3	2.0	G5466
PMM2713	13.0	24.0		53°	45°	50°	1.0	1.0	1.0	G85033
PMM2715	15.0	22.0	11.0	45°	30°	45°	/	/	2.6	G6597
PMM2715A		22.6	10.0	41°30'	39°	51°	1.0	1.1	2.4	G5465
PMM2717	17.8	20.0	14.4	37°30'	45°	67°30'	/	/	1.5	G8154