High Quality HSS Center Drills (1~10.0mm)

• Customized: Customized
• Standard: DIN
• Length: Jobber-length
• Type: Center Drill Bit
• Material: High Speed Steel
• Usage: Metal Drilling
• Model NO.: 1~10.0mm
• Manufacturing Arts: Drilling
• Kind: HSS Drills
• Transport Package: in Plastic Box Inside and Cartons Outside
• Specification: DIN standard
• Trademark: neutral or OEM
• Origin: China
• Production Capacity: 100, 000PCS/Month

Product Description

HSS Fully ground Center Drills
With 60, 90 or 120 degree protection chamfer


Features:
(1) DIN 333, Form A, right-hand.
(2)Normal type, Bell type, Milssile & Aircraft Mini and Center Long series Center Drills can be supplied.
All the Model Nos are in the table list below.
(3)We can also make special sizes according to the customers' detailed samples and drawings.
(4) Center Drill Set is also available.
(5) Solid carbide Center Drills are available.

Metric Center Drills
Dia	Working Length	Milled Model No.	Ground Model No.
1.0	3.15mm	217-0010	217-1010
1.6	4.0mm	217-0016	217-1016
2.0	5.0mm	217-0020	217-1020
2.5	6.3mm	217-0025	217-1025
3.15	8.0mm	217-0032	217-1032
4.0	10mm	217-0040	217-1040
5.0	12.5mm	217-0050	217-1050
5.3	16.0mm	217-0060	217-1060
8.0	20mm	217-0080	217-1080
1.0	25mm	217-0090	217-1090
1.6	4.0mm	217-3016	217-4016
2.0	5.0mm	217-3020	217-4020
2.5	6.3mm	217-3025	217-4025
3.15	8.0mm	217-3032	217-4032
4.0	10.0mm	217-3040	217-4040
5.0	12.5mm	217-3050	217-4050
6.3	16.0mm	217-3060	217-4060

 

Center Drill    Ground Plain Style
Size	Body Dia.	Drill Dia.	Overall Length	Milled Model No.	Groung Model No.
1	1/8	3/64	1-1/4	217-4001	217-9001
2	3/16	5/64	1-7/8	217-4002	217-9002
3	1/4	7/64	2	217-4003	217-9003
4	5/16	1/8	2-1/8	217-4004	217-9004
5	7/16	3/16	2-3/4	217-4005	217-9005
6	1/2	7/32	3	217-4006	214-9006
7	5/8	1/4	3-1/4	217-4007	217-9007
8	3/4	5/16	3-1/2	217-4008	217-9008
Bell Type Center Drills   120   Angle HSS Ground
Size	Body Dia.	Drill Dia.	Overall Length	Model No.
11	1/8	3/64	0.1	217-2011
12	3/16	1/16	0.15	217-2012
13	1/4	3/32	0.2	217-2013
14	5/16	7/64	0.25	217-2014
15	7/16	5/32	0.35	217-2015
16	1/2	3/16	0.4	217-2016
17	5/8	7/32	0.5	217-2017
18	3/4	1/4	0.6	217-2018
Long Series Center Drills
Size	Body Dia.	Drill Dia.	Overall Length	Milled Model No.	Groung Model No.
1	1/8	3/64	3	217-8103	217-7103
1	1/8	3/64	4	217-8104	217-7104
1	1/8	3/64	5	217-8105	217-7105
1	1/8	3/64	6	217-8106	217-7106
2	3/16	5/64	3	217-8203	217-7203
2	3/16	5/64	4	217-8204	217-7204
2	3/16	5/64	5	217-8205	217-7205
2	3/16	5/64	6	217-8206	217-7206
3	1/4	7/64	4	217-8304	217-7304
3	1/4	7/64	5	217-8305	217-7305
3	1/4	7/64	6	217-8306	217-7306
4	5/16	1/8	4	217-8404	217-7404
4	5/16	1/8	5	217-8405	217-7405
4	5/16	1/8	6	217-8406	217-7406
5	7/16	3/16	4	217-8504	217-7504
5	7/16	3/16	5	217-8505	217-7505
5	7/16	3/16	6	217-8506	217-7506
6	1/2	7/32	4	217-8604	217-7604
6	1/2	7/32	5	217-8605	217-7605
6	1/2	7/32	6	214-8606	217-7606
7	5/8	1/4	6	217-8706	217-7706
8	3/4	5/16	6	217-8806	217-7806
Missile&Aircraft Mini-Center Drills
Size	Body Dia.	Drill Dia.	Overall Length	Model No.
000	1/8	0.020	1-1/4	217-5000
00	1/8	0.025	1-1/4	217-5001
0	1/8	1/32	1-1/4	217-5002

 

Bell Type Center Drill
Size	Body Dia.	Drill Dia.	Bell Dia.	Overall Lenght	Milled Model No.	Ground Model No.
NO.11	1/8	3-54	3/64	1-1/4	217-7001	217-8001
.NO12	3/16	1/16	1/16	1-7/8	217-7002	217-8002
.NO13	1/4	3/32	3/32	2	217-7003	217-8003
.NO14	5/16	7/64	7/64	2-1/8	217-7004	217-8004
.NO15	7/16	5/32	5/32	2-3/4	217-7005	217-8005
.NO16	1/2	3/16	3/16	3	217-7006	217-8006
.NO17	5/8	7/32	7/32	3-1/4	217-7007	217-8007
.NO18	3/4	1/4	1/4	3-1/2	217-7008	217-8008