180° Flat

Name: 180° Flat drill bits solid carbide
Brand: PRECOLLET

Category: CARBIDE DRILL

DIMENSION: D: DCON D1: Drill Dia.L1: Flute Length L: Total Length

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QUICK DETAILS

1、Flat-Bottom Design: 180° point angle for efficient countersinking, angled, and curved surface drilling.
2、Enhanced Stability: Reduces deviation and skew for improved machining stability.
3、Low Helix Angle: Minimizes tool strain, improving the surface finish.
4、Low Rake Angle: Sharp cutting edge for clean and precise cuts without burrs.
5、Wide Flute: Facilitates effective chip removal, preventing clogging and maintaining cutting efficiency.

Part No Guide

PRECOLLET Part No.	d1	L1	D	L
PFD-Z10/Z20-0.5-1.0 *	0.5-1.0	4	3	50
PFD-Z10/Z20-10.5-1.5	1.05-1.5	6	3	50
PFD-Z10/Z20-1.55-1.95	1.55-1.95	10	3	50
PFD-Z10/Z20-2.-2.95	2-2.95	14	4	50
PFD-Z10/Z20-3-4	3-4	17	4	50
PFD-Z10/Z20-4.05-5	4.05-5	23	6	65
PFD-Z10/Z20-5.05-6	5.05-6	27	6	65
PFD-Z10/Z20-6.05-7	6.05-7	32	8	75
PFD-Z10/Z20-7.05-8	7.05-8	36	8	75
PFD-Z10/Z20-8.1-9	8.1-9	41	10	85
PFD-Z10/Z20-9.1-10	9.1-10	45	10	85
PFD-Z10/Z20-10.1-11	10.1-11	50	12	95
PFD-Z10/Z20-11.1-12	11.1-12	54	12	95
PFD-Z10/Z20-12.1-12.5	12.1-12.5	57	14	100
PFD-Z10/Z20-12.6-13	12.6-13	59	14	100
PFD-Z10/Z20-13.5	13.5	61	14	105
PFD-Z10/Z20-14	14	63	14	105
PFD-Z10/Z20-14.5	14.5	65	16	110
PFD-Z10/Z20-15	15	68	16	110
PFD-Z10/Z20-15.5	15.5	70	16	120
PFD-Z10/Z20-16	16	72	16	120
PFD-Z10/Z20-16.5	16.5	75	16	125
PFD-Z10/Z20-17	17	77	16	125
PFD-Z10/Z20-17.5	17.5	79	16	130
PFD-Z10/Z20-18	18	81	16	130
PFD-Z10/Z20-18.5	18.5	84	16	135
PFD-Z10/Z20-19	19	86	16	135
PFD-Z10/Z20-19.5	19.5	88	16	145
PFD-Z10/Z20-20	20	90	20	145

0.5-8.0mm ：Increment 0.05mm; 8.1-13mm:Increment 0.1mm; 13.5-20mm :Increment 0.5mm
Z10/Z20: Z10 coating for stainless steel and steel,Z20 coating for Alu.
*PFD-Z10/Z20-0.5-1.0 : For example, Z10 coating flat bottom drill drill dia.0.5 : PFD-Z10-0.5