Snail HSS Countersink (Zero Flute Countersink)

• Customization: Available
• Customized: Non-Customized
• Standard: DIN, JIS, AISI
• Model NO.: metric and inch
• Length: Jobber-length
• Type: Countersink Drill Bit
• Material: High Speed Steel
• Usage: Metal Drilling
• Size: 1/4 to 3/4
• Transport Package: plastic blister
• Specification: 0#-8#
• Trademark: STC
• Origin: Jiangsu
• HS Code: 82075090
• Production Capacity: 1000PCS/Month

Product Description

The angle mainly include: 60, 80, 90, 100, 110, 120, 130, 140.
Made from high speed steel, brilliant on wood but can be used on metal, even stainless steel. They are a joy to use, chatter-free and leave a clean polished countersunk hole. For best results when countersinking metals always use a small dab of cutting paste.

Tin coating available on request.

Sets available on request.

Size	Shank	overall	hole size range
No.	Diameter	length	small dia	large dia
0	1/4	1-3/4	1/16	15/64
1	1/4	1-3/4	5/32	13/32
2	1/4	2	3/16	17/32
3	1/2	2-3/4	5/16	25/32
4	1/2	3	9/16	1-1/16
5	1/2	3-3/4	5/8	1-15/32
6	5/8	4	3/4	1-3/4
7	5/8	4-3/8	1	2
8	3/4	4-3/4	1-1/4	2-1/2