• There are V groove in 3 places, small, medium and large.
• 2 blocks make up one set. Parallelism of base and V groove of the 2 blocks is assured.
• Very convenient for round objects, and other types of inspection or as supporting block (Rectitude stand)
• V Groove is 90 degrees

Nominal Measurement	Measurement (L×H×Wmm)	V Width (L×M×S)	Grade A		Standard Product		Mass (kg/Set)
			Code NO.	Base and V Groove Parallelism	Code No.	Base and V Groove Parallelism
50	50×32×22	20×15×11	JE101	5μm	JE201	10μm	0.5
75	75×38×25	30×18×15	JE103		JE203		1.0
100	100×58×35	40×30×20	JE104		JE204		2.6
125	125×80×50	50×40×30	JE105		JE205		7.5
150	150×90×60	60×50×40	JE106		JE206		8.0
200	200×140×90	100×60×50	JE107	8μm	JE207	15μm	23.0
250	250×140×100	120×90×70	JE108		JE208		30.0