HSS Piloted Counterbores for Drilling

• Customized: Non-Customized
• Standard: DIN
• Length: Jobber-length
• Type: Countersink Drill Bit
• Material: High Speed Steel
• Usage: Metal Drilling
• Model NO.: with Pilots
• Size: M3~M16
• Packed: in Plastic Tube or Metal Box
• Shank: Straight Shank
• Delivery: 1 Month
• Transport Package: Single in Plastic Tube Inside and Carton out Side
• Specification: DIN373 and American standard
• Trademark: Neutral or OEM
• Origin: China
• Production Capacity: 50000PCS/Month

Product Description

Supply good quality of Piloted Counterbores.

Features:
(1) Made of high speed steel.(HSS or M35HSS)
(2) With straight shank.
(3) No. Of flute: 3-flute.
(4) Sizes: Metric and Inch are avail.
(5)7pcs/set (M3, M4, M5, M6, M8, M10, M12) packed in wooden case is avail.

Sizes:

Inch
Size	D	d1	d2	L1	L2	L	Item No.
1/4	7-16	1/4	5/16	1/4	5/16	2-1/2	354-4050
5/16	1/2	5/16	3/8	5/16	3/8	2-1/2	354-4055
3/8	5/8	3/8	3/8	5/16	1/2	3	354-4060
1/2	3/4	1/2	1/2	3/8	5/8	3	354-4065
5/8	7/8	5/8	1/2	1/2	5/8	3-1/2	354-4070
3/4	1	3/4	3/4	1/2	5/8	3-1/2	354-4075

Metric
Size	D	d1	d2	L1	L2	L	Item  No.
M3	5.9	3.2	6	3	10	45	354-4003
M4	7.4	4.2	6	4	12	48	354-4004
M5	8.9	5.2	6	5	13	51	354-4005
M6	10.4	6.2	8	6	15	58	354-4006
M8	13.4	8.2	10	8	16	67	354-4008
M10	16.8	10.3	12	10	16	74	354-4010
M12	18.8	12.4	12	12	20	83	354-4012
M14	24	14.4	12	14	25	90	354-4014
M16	26	16.5	16	16	28	100	354-4016

The relevant Blank is also available:


Welcome to contact us directly by email,phone or fax to get more details of our products.