Professional Design Gun Drill - Carbide Rod With Coolant Hole – Toonney

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Professional Design Gun Drill - Carbide Rod With Coolant Hole – Toonney Detail:

Carbide Rods with One Coolant Duct

This blank is specially for some CNC blades or drills which needs duct for coolant to cool the increased heat during the high speed cutting or drilling. Standard specification and tolerance table please reference below.

Outer D(mm)	OD Tol.(mm)	Inner Hole d(mm)	ID Tol.(mm)	Hole center diviation value α	Length（mm）	L Tol.(mm)
3.0	+0.50/+0.30	0.5	±0.10	0.10	330	+1.5
4.0	+0.50/+0.30	0.8	±0.10	0.10	330	+1.5
5.0	+0.50/+0.30	0.8	±0.10	0.13	330	+1.5
6.0	+0.50/+0.30	1.0	±0.15	0.15	330	+1.5
7.0	+0.60/+0.30	1.0	±0.15	0.15	330	+1.5
8.0	+0.60/+0.30	1.0	±0.15	0.15	330	+1.5
9.0	+0.60/+0.30	1.4	±0.15	0.20	330	+1.5
10.0	+0.60/+0.30	1.4	±0.15	0.20	330	+1.5
11.0	+0.60/+0.30	1.4	±0.15	0.28	330	+1.5
12.0	+0.60/+0.30	1.8	±0.15	0.30	330	+1.5
13.0	+0.70/+0.30	1.8	±0.15	0.34	330	+1.5
14.0	+0.70/+0.30	1.8	±0.15	0.37	330	+1.5
15.0	+0.70/+0.30	2.0	±0.20	0.40	330	+1.5
16.0	+0.70/+0.30	2.0	±0.20	0.40	330	+1.5
17.0	+0.80/+0.30	2.0	±0.20	0.47	330	+1.5
18.0	+0.80/+0.30	2.0	±0.20	0.50	330	+1.5
19.0	+0.80/+0.30	2.0	±0.20	0.50	330	+1.5
20.0	+0.80/+0.30	2.5	±0.25	0.50	330	+1.5
21.0	+0.80/+0.30	2.5	±0.25	0.50	330	+1.5
22.0	+0.80/+0.30	2.5	±0.25	0.50	330	+1.5
23.0	+0.80/+0.30	3.0	±0.25	0.50	330	+1.5
24.0	+0.80/+0.30	3.0	±0.25	0.50	330	+1.5
25.0	+0.80/+0.30	3.0	±0.25	0.50	330	+1.5
26.0	+0.80/+0.30	3.0	±0.25	0.50	330	+1.5
27.0	+0.80/+0.30	3.0	±0.25	0.50	330	+1.5
28.0	+0.80/+0.30	3.0	±0.25	0.50	330	+1.5
29.0	+0.80/+0.30	3.0	±0.25	0.50	330	+1.5
30.0	+0.80/+0.30	3.0	±0.25	0.50	330	+1.5

Carbide Rod with Two Straight Holes

This blank is especially for some CNC blades or drills which needs duct for coolant to cool the increased heat during the high-speed cutting or drilling. Standard specification and tolerance table please reference below.

Standard pitch

Outside Dia. Ø(mm)	OD Tol. (mm)	Inner d(mm)	ID Tol.(mm)	Distance between holds		Hole center diviation value α	L mm	Tol. (mm)
Outside Dia. Ø(mm)	OD Tol. (mm)	Inner d(mm)	ID Tol.(mm)	mm	Tol. (mm)	Hole center diviation value α	L mm	Tol. (mm)
6.0	+0.50/+0.30	0.8	±0.10	1.5	﹢0/-0.20	0.15	330	+1.5
7.0	+0.60/+0.30	0.8	±0.10	1.5	﹢0/-0.20	0.15	330	+1.5
8.0	+0.60/+0.30	1.0	±0.15	1.5	﹢0/-0.30	0.15	330	+1.5
9.0	+0.60/+0.30	1.0	±0.15	2.6	﹢0/-0.30	0.20	330	+1.5
10.0	+0.60/+0.30	1.0	±0.15	2.6	﹢0/-0.30	0.20	330	+1.5
11.0	+0.60/+0.30	1.2	±0.15	3.6	﹢0/-0.30	0.28	330	+1.5
12.0	+0.60/+0.30	1.2	±0.15	3.6	﹢0/-0.30	0.30	330	+1.5
13.0	+0.70/+0.30	1.2	±0.15	3.6	﹢0/-0.30	0.34	330	+1.5
14.0	+0.70/+0.30	1.5	±0.15	5.0	﹢0/-0.30	0.37	330	+1.5
15.0	+0.70/+0.30	1.5	±0.15	5.0	﹢0/-0.30	0.40	330	+1.5
16.0	+0.70/+0.30	1.5	±0.15	5.0	﹢0/-0.30	0.40	330	+1.5
17.0	+0.80/+0.30	2.0	±0.20	6.2	﹢0/-0.30	0.47	330	+1.5
18.0	+0.80/+0.30	2.0	±0.20	6.2	﹢0/-0.30	0.50	330	+1.5
19.0	+0.80/+0.30	2.0	±0.20	6.2	﹢0/-0.30	0.50	330	+1.5
20.0	+0.80/+0.30	2.0	±0.20	6.2	﹢0/-0.40	0.50	330	+1.5
21.0	+0.80/+0.30	2.0	±0.20	6.2	﹢0/-0.40	0.50	330	+1.5
22.0	+0.80/+0.30	2.0	±0.20	6.2	﹢0/-0.40	0.50	330	+1.5
23.0	+0.80/+0.30	2.0	±0.20	7.5	﹢0/-0.40	0.50	330	+1.5
24.0	+0.80/+0.30	2.0	±0.20	7.5	﹢0/-0.50	0.50	330	+1.5
25.0	+0.80/+0.30	2.0	±0.20	7.5	﹢0/-0.50	0.50	330	+1.5
26.0	+0.80/+0.30	2.0	±0.20	7.5	﹢0/-0.50	0.50	330	+1.5

Carbide Rod with Two Helical Holes

Coolant hole in the type of helical shape is one new of our product series, below is the size detail.

carbide-rod-with-three-helical-holes

D(mm)	D tol.	TK	Tk tol	hole	Hole tol.	Pitch	L+1.0
3.3	+0.7	1.60	±0.10	0.40	±0.10	16.32	310/330
3.8	+0.7	1.80	±0.10	0.50	±0.10	19.04	310/330
4.3	+0.7	2.10	±0.10	0.60	±0.10	21.77	310/330
4.8	+0.7	2.25	±0.15	0.70	±0.10	24.49	310/330
5.3	+0.7	2.40	±0.20	0.70	±0.10	27.21	310/330
5.8	+0.7	2.40	±0.20	0.70	±0.10	29.93	310/330
6.3	+0.7	2.40	±0.20	0.70	±0.10	32.65	310/330
6.8	+0.7	3.30	±0.20	1.00	±0.15	35.37	310/330
7.3	+0.7	3.50	±0.20	1.00	±0.15	38.09	310/330
7.8	+0.7	3.80	±0.20	1.00	±0.15	40.81	310/330
8.3	+0.7	3.80	±0.20	1.00	±0.15	43.53	310/330
8.8	+0.7	4.20	±0.30	1.00	±0.15	46.25	310/330
9.3	+0.7	4.50	±0.30	1.40	±0.15	48.97	310/330
9.8	+0.7	4.50	±0.30	1.40	±0.15	51.69	310/330
10.3	+0.7	4.50	±0.30	1.40	±0.15	54.41	310/330
10.8	+0.7	4.50	±0.30	1.40	±0.15	57.13	310/330
11.3	+0.7	4.90	±0.40	1.40	±0.15	59.86	310/330
11.8	+0.7	5.40	±0.40	1.40	±0.15	62.58	310/330
12.3	+0.7	5.85	±0.40	1.40	±0.15	65.3	310/330
12.8	+0.7	5.85	±0.40	1.75	±0.20	68.02	310/330
13.3	+0.8	6.10	±0.40	1.75	±0.20	70.74	310/330
13.8	+0.8	6.40	±0.40	1.75	±0.20	73.46	310/330
14.3	+0.8	6.70	±0.40	1.75	±0.20	76.18	310/330
14.8	+0.8	7.00	±0.40	1.75	±0.20	78.9	310/330
15.3	+0.8	7.30	±0.40	1.75	±0.20	81.62	310/330
15.8	+0.8	7.60	±0.40	1.75	±0.20	84.34	310/330
16.3	+0.8	7.90	±0.40	1.75	±0.20	87.06	310/330
16.8	+0.8	8.20	±0.40	1.75	±0.20	89.78	310/330
17.3	+0.8	8.50	±0.40	1.75	±0.20	92.5	310/330
17.8	+0.8	8.80	±0.40	1.75	±0.20	95.22	310/330
18.8	+0.8	9.35	±0.40	2.00	±0.25	100.67	310/330
19.3	+0.8	9.70	±0.40	2.00	±0.25	103.39	310/330
19.8	+0.8	9.75	±0.50	2.00	±0.25	106.11	310/330
20.3	+0.8	9.90	±0.50	2.00	±0.25	108.83	310/330

Carbide Rod with Three Helical Holes

Some special precise end mills or drills needs 3 helical holes to get better cutting performs, we specially develop carbide rod blanks for this application. Specifications detail as below:
carbide-rod-with-three-helical-holes

Outer D (mm)	OD Tol. (mm)	TK (mm)	Distance Tol. (mm)	Inner Dia. (mm)	ID (mm)	Pitch (mm)	Pitch Tol. (mm)
6	﹢1.0/﹢0.6	2.75	-0.4	0.7	±0.10	32.7	-0.7	0.62
8	﹢1.4/﹢0.7	3	-0.4	1	±0.15	43.53	-0.86	0.89
10	﹢1.4/﹢0.7	5	-0.6	1.4	±0.15	54.41	-1.08	1.12
12	﹢1.4/﹢0.7	6	-0.6	1.4	±0.15	65.3	-1.3	1.33
14	﹢1.5/﹢0.7	7	-0.8	1.75	±0.20	76.18	-1.51	1.56
16	﹢1.6/﹢0.7	8	-0.8	1.75	±0.20	87.06	-1.73	1.78
18	﹢1.7/﹢0.7	9.55	-0.8	2	±0.25	97.95	-1.95	2.00
20	﹢1.7/﹢0.7	10	-1	2	±0.25	108.83	-2.16	2.22
Length: 330+0/+1.5mm

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Our products are broadly identified and trustworthy by people and may meet continually modifying financial and social requires of Professional Design Gun Drill - Carbide Rod With Coolant Hole – Toonney, The product will supply to all over the world, such as: Belize, French, Borussia Dortmund, By integrating manufacturing with foreign trade sectors, we can offer total customer solutions by guaranteeing the delivery of right items to the right place at the right time, which is supported by our abundant experiences, powerful production capability, consistent quality, diversified product portfolios and the control of the industry trend as well as our mature before and after sales services. We'd like to share our ideas with you and welcome your comments and questions.

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