Spec.	RF-13	RF-21
Outer Box Diameter	W 190 x L 300 x H 170 mm	W 290 x L 440 x H 280 mm
Bit Diameter	Ø 2 ~ Ø 13	Ø 8 ~ Ø 22
Point Angle	118° ~ 135°	90° ~ 140°
Power Single Phase	AC 110 V 50 Hz / AC 220 V 60 Hz	AC 110 V 50 Hz / AC 220 V 60 Hz
Rotation	5,300 R.P.M.	3,280 R.P.M.
CBN Grinding Wheel	CBN #230	GS-21 CBN #230
Weight	8 Kg	19.8 Kg
Grinding Form	X Form	X Form
Standard Accessories	Collet x 12 pcs Clamp x 1 pcs, Clamping Nut x 1pcs Hexagon Wrench (4 mm) x 1 pcs Metal Sheet used for Spacing 0.1 mm x 1 pcs, 0.3 mm x 1 pcs	Collet x 15 pcs Clamp x 1 pcs, Clamping Nut x 1pcs Hexagon Wrench (5 mm) x 1 pcs Metal Sheet used for Spacing 0.1 mm x 2 pcs, 0.3 mm x 1 pcs
Optional Accessories	Diamond Grinding Wheel: SD230# for Cabride Drill Bit Collet: ER20B Ø 2.5, 3.5, 4.5, 5.5 Collet: ER20 Ø 6.5, 7.5, 8.5, 9.5, 10.5, 11.5, 12.5 Moveable LED Lamp, CE Safety Device	Diamond Grinding Wheel: GS-21, SD230# for Cabride Drill Bit Collet ER32B: Ø 23, 24, 25, 25.4; Drill Bit holder (Ø 3 ~.Ø 7) Moveable EP-35 LED Lamp, CE Safety Device