KJP-Flat Drill

Commodity Brief

Recommended for drilling flat-bottom holes in aluminum alloy, copper and resin parts.
The two-flute, 20°-helix design has TiAlN coating and a flat cutting end for holes that require a flat floor rather than a conical drill-point bottom.
⌀1–20 mm; 127 sizes.

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Product Introduction

Carbon steel	Alloy steel	Pre-hardened steel	Stainless steel	Aluminum alloy	Copper	Resin	Graphite	Hard and brittle materials	Heat-resistant alloys	Workpiece Hardness
Carbon steel	Alloy steel	Pre-hardened steel	Stainless steel	Aluminum alloy	Copper	Resin	Graphite	Hard and brittle materials	Heat-resistant alloys	50HRC	55HRC	62HRC
○	○	○	○	◎	◎	◎

Code No. KJP	(D) Dia.	(h) Flute Length	(h1) Effective Length	(Y) Shank Taper Angle	(d) Shank Dia.	(L) Overall Length
010	1.0	3.3	3.6	12	4	50
011	1.1	3.5	3.9	12	4	50
012	1.2	3.9	4.2	12	4	50
013	1.3	4.2	4.5	12	4	50
014	1.4	4.6	4.9	12	4	50
015	1.5	4.9	5.2	12	4	50
016	1.6	5.2	5.5	12	4	50
017	1.7	5.5	5.8	12	4	50
018	1.8	5.8	6.1	12	4	50
019	1.9	6.2	6.5	12	4	50
020	2.0	9	9.8	12	4	50
021	2.1	11	11.4	12	4	50
022	2.2	11	11.4	12	4	50
023	2.3	11	11.5	12	4	50
024	2.4	12	12.6	12	4	50
025	2.5	12	12.7	12	4	50
026	2.6	12	12.8	12	4	50
027	2.7	14	14.9	12	4	50
028	2.8	14	15	12	4	50
029	2.9	14	15	12	4	50
030	3.0	14	15.4	15	6	60
031	3.1	15	15.5	15	6	60
032	3.2	15	15.6	15	6	60
033	3.3	15	15.7	15	6	60
034	3.4	16	16.2	15	6	60
035	3.5	16	16.3	15	6	60
036	3.6	16	16.4	15	6	60
037	3.7	18	18	15	6	60
038	3.8	18	18.1	15	6	60
039	3.9	18	18.2	15	6	60
040	4.0	18	18.3	15	6	60
041	4.1	19	20.4	15	6	60
042	4.2	19	20.4	15	6	60
043	4.3	19	20.5	15	6	60
044	4.4	21	22.6	15	6	60
045	4.5	21	22.7	15	6	60
046	4.6	21	22.8	15	6	60
047	4.7	22	22.9	15	6	60
048	4.8	22	23	15	6	60
049	4.9	22	23	15	6	60
050	5.0	23	23.1	15	6	60
051	5.1	24	26.2	15	6	75
052	5.2	24	26.3	15	6	75
053	5.3	24	26.4	15	6	75
054	5.4	25	27.5	15	6	75
055	5.5	25	27.6	15	6	75
056	5.6	25	27.7	15	6	75
057	5.7	27	29.7	15	6	75
058	5.8	27	29.8	15	6	75
059	5.9	27	29.9	15	6	75
060	6.0	27	30	-	6	75
061	6.1	28	31	15	8	75
062	6.2	28	31	15	8	75
063	6.3	28	31	15	8	75
064	6.4	30	33	15	8	75
065	6.5	30	33	15	8	75
066	6.6	30	33	15	8	75
067	6.7	31	33	15	8	75
068	6.8	31	33	15	8	75
069	6.9	31	33	15	8	75
070	7.0	32	33	15	8	75
071	7.1	33	36	15	8	75
072	7.2	33	36	15	8	75
073	7.3	33	36	15	8	75
074	7.4	36	39	15	8	75
075	7.5	36	39	15	8	75
076	7.6	36	39	15	8	75
077	7.7	36	39	15	8	75
078	7.8	36	40	15	8	80
079	7.9	36	40	15	8	80
080	8.0	36	40	-	8	80
081	8.1	37	42	15	10	100
082	8.2	37	42	15	10	100
083	8.3	37	42	15	10	100
084	8.4	39	42	15	10	100
085	8.5	39	42	15	10	100
086	8.6	39	42	15	10	100
087	8.7	40	42	15	10	100
088	8.8	40	42	15	10	100
089	8.9	40	42	15	10	100
090	9.0	41	42	15	10	100
091	9.1	42	45	15	10	100
092	9.2	42	45	15	10	100
093	9.3	42	45	15	10	100
094	9.4	43	45	15	10	100
095	9.5	43	45	15	10	100
096	9.6	43	45	15	10	100
097	9.7	45	48	15	10	100
098	9.8	45	48	15	10	100
099	9.9	45	48	15	10	100
100	10.0	45	48	-	10	100
101	10.1	46	49	15	12	100
102	10.2	46	49	15	12	100
103	10.3	46	49	15	12	100
104	10.4	48	51	15	12	100
105	10.5	48	51	15	12	100
106	10.6	48	51	15	12	100
107	10.7	49	51	15	12	100
108	10.8	49	51	15	12	100
109	10.9	49	51	15	12	100
110	11.0	50	51	15	12	100
111	11.1	51	54	15	12	100
112	11.2	51	54	15	12	100
113	11.3	51	54	15	12	100
114	11.4	52	54	15	12	100
115	11.5	52	54	15	12	100
116	11.6	52	54	15	12	100
117	11.7	54	57	15	12	100
118	11.8	54	57	15	12	100
119	11.9	54	57	15	12	100
120	12.0	54	57	-	12	100
125	12.5	57	60	-	12	125
130	13.0	59	60	-	12	125
135	13.5	61	63	-	12	125
140	14.0	63	66	-	12	125
145	14.5	66	69	-	12	125
150	15.0	68	69	-	12	125
155	15.5	70	72	-	12	125
160	16.0	72	75	-	16	125
165	16.5	75	78	-	16	125
170	17.0	77	79	-	16	150
175	17.5	79	81	-	16	150
180	18.0	81	84	-	16	150
185	18.5	84	87	-	16	150
190	19.0	86	87	-	16	150
195	19.5	88	91	-	16	150
200	20.0	90	93	-	20	150