Cemented Carbide Rods with Two Staight Holes

Our moulds for cemented carbide rods with two straight holes have updtaed these days. Your can find the updated dimensions and tolerance as below table.
The standard length is 330mm.

Cemented  carbide rods with two straight coolant holes

Type specifications：φD×2φd×TKφ×LZ

（L indicates the length；Z indicates two Straight coolant holes）

Outer Diameter D(mm)	Tol of D（mm）	Holes Demeter d （mm）	Tol. of d （mm）	Distance Between coolant holes TKφ（mm）	Tol. of TKφ（mm）	Deviation of holes position≤mm
φ4.3	0/+0.3	0.8	±0.10	1.8	-0.4/0	0.10
φ5.3	0/+0.3	0.8	±0.10	2.0	-0.4/0	0.13
φ6.3	0/+0.3	1.0	±0.15	3.0	-0.5/0	0.15
φ7.3	0/+0.3	1.0	±0.15	3.5	-0.5/0	0.15
φ8.3	0/+0.3	1.0	±0.15	4.0	-0.6/0	0.15
φ9.3	0/+0.3	1.4	±0.15	4.0	-0.6/0	0.20
φ10.3	0/+0.3	1.4	±0.15	5.0	-0.6/0	0.28
φ11.3	0/+0.4	1.4	±0.15	5.0	-0.6/0	0.30
φ12.3	0/+0.4	1.75	±0.15	6.0	-0.6/0	0.30
φ13.3	0/+0.4	1.75	±0.15	6.0	-0.6/0	0.34
φ14.3	0/+0.4	1.75	±0.15	7.0	-0.6/0	0.37
φ15.3	0/+0.4	2.0	±0.20	7.0	-0.6/0	0.40
φ16.3	0/+0.4	2.0	±0.20	8.0	-0.6/0	0.40
φ17.3	0/+0.5	2.0	±0.20	8.0	-0.6/0	0.47
φ18.3	0/+0.5	2.0	±0.20	9.0	-0.6/0	0.50
φ19.3	0/+0.5	2.0	±0.20	9.0	-0.6/0	0.50
φ20.3	0/+0.5	2.5	±0.25	10.0	-0.8/0	0.50